diff --git a/compiler/src/dotty/tools/dotc/ast/Trees.scala b/compiler/src/dotty/tools/dotc/ast/Trees.scala
index c0b5987c3875..1c1e80922c05 100644
--- a/compiler/src/dotty/tools/dotc/ast/Trees.scala
+++ b/compiler/src/dotty/tools/dotc/ast/Trees.scala
@@ -855,9 +855,9 @@ object Trees {
   }
 
   /** extends parents { self => body }
-   *  @param parentsOrDerived   A list of parents followed by a list of derived classes,
-   *                            if this is of class untpd.DerivingTemplate.
-   *                            Typed templates only have parents.
+   *  @param preParentsOrDerived A list of parents followed by a list of derived classes,
+   *                             if this is of class untpd.DerivingTemplate.
+   *                             Typed templates only have parents.
    */
   case class Template[+T <: Untyped] private[ast] (constr: DefDef[T], private var preParentsOrDerived: LazyTreeList[T], self: ValDef[T], private var preBody: LazyTreeList[T])(implicit @constructorOnly src: SourceFile)
     extends DefTree[T] with WithLazyFields {
diff --git a/compiler/src/dotty/tools/dotc/ast/tpd.scala b/compiler/src/dotty/tools/dotc/ast/tpd.scala
index d1b1cdf607b5..c6e0bc581b59 100644
--- a/compiler/src/dotty/tools/dotc/ast/tpd.scala
+++ b/compiler/src/dotty/tools/dotc/ast/tpd.scala
@@ -1548,7 +1548,7 @@ object tpd extends Trees.Instance[Type] with TypedTreeInfo {
    *
    *  @param trees  the elements the list represented by
    *                the resulting tree should contain.
-   *  @param tpe    the type of the elements of the resulting list.
+   *  @param tpt    the type of the elements of the resulting list.
    *
    */
   def mkList(trees: List[Tree], tpt: Tree)(using Context): Tree =
diff --git a/compiler/src/dotty/tools/dotc/core/SymDenotations.scala b/compiler/src/dotty/tools/dotc/core/SymDenotations.scala
index beeaa2ee922e..7cc8b6fe1c23 100644
--- a/compiler/src/dotty/tools/dotc/core/SymDenotations.scala
+++ b/compiler/src/dotty/tools/dotc/core/SymDenotations.scala
@@ -1407,9 +1407,9 @@ object SymDenotations {
         case Nil => Iterator.empty
       }
 
-    /** The symbol overriding this symbol in given subclass `ofclazz`.
+    /** The symbol overriding this symbol in given subclass `inClass`.
      *
-     *  @param ofclazz is a subclass of this symbol's owner
+     *  @pre `inClass` is a subclass of this symbol's owner
      */
     final def overridingSymbol(inClass: ClassSymbol)(using Context): Symbol =
       if (canMatchInheritedSymbols) matchingDecl(inClass, inClass.thisType)
diff --git a/compiler/src/dotty/tools/dotc/core/Symbols.scala b/compiler/src/dotty/tools/dotc/core/Symbols.scala
index aa3ae0c3c513..7397ed1fc705 100644
--- a/compiler/src/dotty/tools/dotc/core/Symbols.scala
+++ b/compiler/src/dotty/tools/dotc/core/Symbols.scala
@@ -40,7 +40,7 @@ object Symbols {
   val Ids: Property.Key[Array[String]] = new Property.Key
 
   /** A Symbol represents a Scala definition/declaration or a package.
-   *  @param coord  The coordinates of the symbol (a position or an index)
+   *  @param myCoord The coordinates of the symbol (a position or an index)
    *  @param id     A unique identifier of the symbol (unique per ContextBase)
    */
   class Symbol private[Symbols] (private var myCoord: Coord, val id: Int, val nestingLevel: Int)
diff --git a/compiler/src/dotty/tools/dotc/core/unpickleScala2/Scala2Unpickler.scala b/compiler/src/dotty/tools/dotc/core/unpickleScala2/Scala2Unpickler.scala
index 50b0b875c1fc..deb022d3c261 100644
--- a/compiler/src/dotty/tools/dotc/core/unpickleScala2/Scala2Unpickler.scala
+++ b/compiler/src/dotty/tools/dotc/core/unpickleScala2/Scala2Unpickler.scala
@@ -133,9 +133,8 @@ object Scala2Unpickler {
 /** Unpickle symbol table information descending from a class and/or module root
  *  from an array of bytes.
  *  @param bytes      bytearray from which we unpickle
- *  @param classroot  the top-level class which is unpickled, or NoSymbol if inapplicable
- *  @param moduleroot the top-level module class which is unpickled, or NoSymbol if inapplicable
- *  @param filename   filename associated with bytearray, only used for error messages
+ *  @param classRoot  the top-level class which is unpickled, or NoSymbol if inapplicable
+ *  @param moduleClassRoot the top-level module class which is unpickled, or NoSymbol if inapplicable
  */
 class Scala2Unpickler(bytes: Array[Byte], classRoot: ClassDenotation, moduleClassRoot: ClassDenotation)(ictx: Context)
   extends PickleBuffer(bytes, 0, -1) with ClassfileParser.Embedded {
diff --git a/compiler/src/dotty/tools/dotc/coverage/Location.scala b/compiler/src/dotty/tools/dotc/coverage/Location.scala
index c565c2bb1116..aa7a586d4b57 100644
--- a/compiler/src/dotty/tools/dotc/coverage/Location.scala
+++ b/compiler/src/dotty/tools/dotc/coverage/Location.scala
@@ -13,7 +13,7 @@ import dotty.tools.dotc.util.SourceFile
   * @param className      name of the closest enclosing class
   * @param fullClassName  fully qualified name of the closest enclosing class
   * @param classType      "type" of the closest enclosing class: Class, Trait or Object
-  * @param method         name of the closest enclosing method
+  * @param methodName     name of the closest enclosing method
   * @param sourcePath     absolute path of the source file
   */
 final case class Location(
diff --git a/compiler/src/dotty/tools/dotc/inlines/Inliner.scala b/compiler/src/dotty/tools/dotc/inlines/Inliner.scala
index 872dc7793ff4..54f3c8562f9f 100644
--- a/compiler/src/dotty/tools/dotc/inlines/Inliner.scala
+++ b/compiler/src/dotty/tools/dotc/inlines/Inliner.scala
@@ -201,7 +201,7 @@ class Inliner(val call: tpd.Tree)(using Context):
    *  to `buf`.
    *  @param name        the name of the parameter
    *  @param formal      the type of the parameter
-   *  @param arg         the argument corresponding to the parameter
+   *  @param arg0        the argument corresponding to the parameter
    *  @param buf         the buffer to which the definition should be appended
    */
   private[inlines] def paramBindingDef(name: Name, formal: Type, arg0: Tree,
diff --git a/compiler/src/dotty/tools/dotc/inlines/PrepareInlineable.scala b/compiler/src/dotty/tools/dotc/inlines/PrepareInlineable.scala
index 7a0d3f61cb33..33bc5a7ef10e 100644
--- a/compiler/src/dotty/tools/dotc/inlines/PrepareInlineable.scala
+++ b/compiler/src/dotty/tools/dotc/inlines/PrepareInlineable.scala
@@ -256,7 +256,7 @@ object PrepareInlineable {
 
   /** Register inline info for given inlineable method `sym`.
    *
-   *  @param sym         The symbol denotation of the inlineable method for which info is registered
+   *  @param inlined     The symbol denotation of the inlineable method for which info is registered
    *  @param treeExpr    A function that computes the tree to be inlined, given a context
    *                     This tree may still refer to non-public members.
    *  @param ctx         The context to use for evaluating `treeExpr`. It needs
diff --git a/compiler/src/dotty/tools/dotc/plugins/Plugin.scala b/compiler/src/dotty/tools/dotc/plugins/Plugin.scala
index 21bb0fa2be54..be6fecebb55a 100644
--- a/compiler/src/dotty/tools/dotc/plugins/Plugin.scala
+++ b/compiler/src/dotty/tools/dotc/plugins/Plugin.scala
@@ -44,7 +44,7 @@ sealed trait Plugin {
 trait StandardPlugin extends Plugin {
   /** Non-research plugins should override this method to return the phases
    *
-   *  @param options: commandline options to the plugin, `-P:plugname:opt1,opt2` becomes List(opt1, opt2)
+   *  @param options commandline options to the plugin, `-P:plugname:opt1,opt2` becomes List(opt1, opt2)
    *  @return a list of phases to be added to the phase plan
    */
   def init(options: List[String]): List[PluginPhase]
@@ -57,8 +57,8 @@ trait StandardPlugin extends Plugin {
 trait ResearchPlugin extends Plugin {
   /** Research plugins should override this method to return the new phase plan
    *
-   *  @param options: commandline options to the plugin, `-P:plugname:opt1,opt2` becomes List(opt1, opt2)
-   *  @param plan: the given phase plan
+   *  @param options commandline options to the plugin, `-P:plugname:opt1,opt2` becomes List(opt1, opt2)
+   *  @param plan the given phase plan
    *  @return the new phase plan
    */
   def init(options: List[String], plan: List[List[Phase]])(using Context): List[List[Phase]]
diff --git a/compiler/src/dotty/tools/dotc/transform/init/Cache.scala b/compiler/src/dotty/tools/dotc/transform/init/Cache.scala
index 054db090c3bc..c0391a05262d 100644
--- a/compiler/src/dotty/tools/dotc/transform/init/Cache.scala
+++ b/compiler/src/dotty/tools/dotc/transform/init/Cache.scala
@@ -50,8 +50,8 @@ import tpd.Tree
  *  need to be decided by the specific analysis and justified by reasoning about
  *  soundness.
  *
- *  @param Config The analysis state that matters for evaluating an expression.
- *  @param Res The result from the evaluation the given expression.
+ *  @tparam Config The analysis state that matters for evaluating an expression.
+ *  @tparam Res The result from the evaluation the given expression.
  */
 class Cache[Config, Res]:
   import Cache.*
diff --git a/compiler/src/dotty/tools/dotc/typer/Implicits.scala b/compiler/src/dotty/tools/dotc/typer/Implicits.scala
index a9631ad45e28..f303bfbc5e19 100644
--- a/compiler/src/dotty/tools/dotc/typer/Implicits.scala
+++ b/compiler/src/dotty/tools/dotc/typer/Implicits.scala
@@ -1591,7 +1591,6 @@ trait Implicits:
     * implicit search.
     *
     * @param cand The candidate implicit to be explored.
-    * @param pt   The target type for the above candidate.
     * @result     True if this candidate/pt are divergent, false otherwise.
     */
     def checkDivergence(cand: Candidate): Boolean =
diff --git a/compiler/src/dotty/tools/dotc/typer/RefChecks.scala b/compiler/src/dotty/tools/dotc/typer/RefChecks.scala
index 4ca00ce6366f..73331046b41f 100644
--- a/compiler/src/dotty/tools/dotc/typer/RefChecks.scala
+++ b/compiler/src/dotty/tools/dotc/typer/RefChecks.scala
@@ -295,7 +295,7 @@ object RefChecks {
    *  TODO This still needs to be cleaned up; the current version is a straight port of what was there
    *       before, but it looks too complicated and method bodies are far too large.
    *
-   *   @param makeOverridePairsChecker  A function for creating a OverridePairsChecker instance
+   *   @param makeOverridingPairsChecker A function for creating a OverridePairsChecker instance
    *                                    from the class symbol and the self type
    */
   def checkAllOverrides(clazz: ClassSymbol, makeOverridingPairsChecker: ((ClassSymbol, Type) => Context ?=> OverridingPairsChecker) | Null = null)(using Context): Unit = {
diff --git a/compiler/src/dotty/tools/dotc/typer/TypeAssigner.scala b/compiler/src/dotty/tools/dotc/typer/TypeAssigner.scala
index 98e9cb638c17..6ac45cbcf04d 100644
--- a/compiler/src/dotty/tools/dotc/typer/TypeAssigner.scala
+++ b/compiler/src/dotty/tools/dotc/typer/TypeAssigner.scala
@@ -18,7 +18,7 @@ trait TypeAssigner {
   import TypeAssigner.*
 
   /** The qualifying class of a this or super with prefix `qual` (which might be empty).
-   *  @param packageOk   The qualifier may refer to a package.
+   *  @param packageOK   The qualifier may refer to a package.
    */
   def qualifyingClass(tree: untpd.Tree, qual: Name, packageOK: Boolean)(using Context): Symbol = {
     def qualifies(sym: Symbol) =
diff --git a/compiler/src/dotty/tools/dotc/util/Signatures.scala b/compiler/src/dotty/tools/dotc/util/Signatures.scala
index ddf89e7dd04d..5513a1f803c6 100644
--- a/compiler/src/dotty/tools/dotc/util/Signatures.scala
+++ b/compiler/src/dotty/tools/dotc/util/Signatures.scala
@@ -54,7 +54,7 @@ object Signatures {
    * Extract (current parameter index, function index, functions) method call for given position.
    *
    * @param path The path to the function application
-   * @param span The position of the cursor
+   * @param pos  The position of the cursor
    *
    * @return     A triple containing the index of the parameter being edited, the index of functeon
    *         being called, the list of overloads of this function).
diff --git a/compiler/src/dotty/tools/dotc/util/StackTraceOps.scala b/compiler/src/dotty/tools/dotc/util/StackTraceOps.scala
index 7fa54606c572..f991005f0c43 100644
--- a/compiler/src/dotty/tools/dotc/util/StackTraceOps.scala
+++ b/compiler/src/dotty/tools/dotc/util/StackTraceOps.scala
@@ -29,7 +29,6 @@ object StackTraceOps:
      *  If a stack trace is truncated, it will be followed by a line of the form
      *  `... 3 elided`, by analogy to the lines `... 3 more` which indicate
      *  shared stack trace segments.
-     *  @param e the exception
      *  @param p the predicate to select the prefix
      */
     def formatStackTracePrefix(p: StackTraceElement => Boolean): String =
diff --git a/library/src/scala/quoted/Quotes.scala b/library/src/scala/quoted/Quotes.scala
index edf8aa61b559..2ead4a8607a3 100644
--- a/library/src/scala/quoted/Quotes.scala
+++ b/library/src/scala/quoted/Quotes.scala
@@ -1429,9 +1429,9 @@ trait Quotes { self: runtime.QuoteUnpickler & runtime.QuoteMatching =>
        *  )
        *  ```
        *
-       *  @param owner: owner of the generated `meth` symbol
-       *  @param tpe: Type of the definition
-       *  @param rhsFn: Function that receives the `meth` symbol and the a list of references to the `params`
+       *  @param owner owner of the generated `meth` symbol
+       *  @param tpe Type of the definition
+       *  @param rhsFn Function that receives the `meth` symbol and the a list of references to the `params`
        */
       def apply(owner: Symbol, tpe: MethodType, rhsFn: (Symbol, List[Tree]) => Tree): Block
     }
@@ -1764,7 +1764,7 @@ trait Quotes { self: runtime.QuoteUnpickler & runtime.QuoteMatching =>
 
       /** Returns a type tree reference to the symbol
        *
-       *  @param sym  The type symbol for which we are creating a type tree reference.
+       *  @param typeSymbol The type symbol for which we are creating a type tree reference.
        */
       def ref(typeSymbol: Symbol): TypeTree
     }