diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index dc82852f4661e..b2c90bd1c38b8 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -3624,7 +3624,7 @@ def combine(self, other, func, fill_value=None, overwrite=True):
             other_mask = isnull(otherSeries)
 
             # don't overwrite columns unecessarily
-            # DO propogate if this column is not in the intersection
+            # DO propagate if this column is not in the intersection
             if not overwrite and other_mask.all():
                 result[col] = this[col].copy()
                 continue
diff --git a/pandas/core/internals.py b/pandas/core/internals.py
index 484cb6afa77b2..d99c4ef45dcd3 100644
--- a/pandas/core/internals.py
+++ b/pandas/core/internals.py
@@ -158,7 +158,7 @@ def array_dtype(self):
 
     def make_block(self, values, placement=None, ndim=None, **kwargs):
         """
-        Create a new block, with type inference propogate any values that are
+        Create a new block, with type inference propagate any values that are
         not specified
         """
         if placement is None:
diff --git a/pandas/io/stata.py b/pandas/io/stata.py
index a878829a60404..657cfd9777db9 100644
--- a/pandas/io/stata.py
+++ b/pandas/io/stata.py
@@ -1933,7 +1933,7 @@ def _check_column_names(self, data):
             * Variables with names that are too long
 
         When an illegal variable name is detected, it is converted, and if
-        dates are exported, the variable name is propogated to the date
+        dates are exported, the variable name is propagated to the date
         conversion dictionary
         """
         converted_names = []
diff --git a/pandas/tseries/index.py b/pandas/tseries/index.py
index 8381273873dcf..50171c3ae4fe3 100644
--- a/pandas/tseries/index.py
+++ b/pandas/tseries/index.py
@@ -1126,7 +1126,7 @@ def _can_fast_union(self, other):
             return (right_start == left_end + offset) or right_start in left
         except (ValueError):
 
-            # if we are comparing an offset that does not propogate timezones
+            # if we are comparing an offset that does not propagate timezones
             # this will raise
             return False
 
diff --git a/pandas/tseries/tests/test_resample.py b/pandas/tseries/tests/test_resample.py
index 4ddfc6ac573e4..e2de3c5e01ba2 100644
--- a/pandas/tseries/tests/test_resample.py
+++ b/pandas/tseries/tests/test_resample.py
@@ -2029,7 +2029,7 @@ def test_resample_tz_localized(self):
         assert_series_equal(result, expected)
 
         # GH 6397
-        # comparing an offset that doesn't propogate tz's
+        # comparing an offset that doesn't propagate tz's
         rng = date_range('1/1/2011', periods=20000, freq='H')
         rng = rng.tz_localize('EST')
         ts = DataFrame(index=rng)