diff --git a/lib/inflex/pluralize.ex b/lib/inflex/pluralize.ex
index 74a9ea6..11d22e4 100644
--- a/lib/inflex/pluralize.ex
+++ b/lib/inflex/pluralize.ex
@@ -22,7 +22,8 @@ defmodule Inflex.Pluralize do
         { ~r/^(zombie)s$/i, "\\1" },
         { ~r/geese/i, "goose" },
         { ~r/criteria/i, "criterion" },
-        { ~r/radii/i, "radius" }
+        { ~r/radii/i, "radius" },
+        { ~r/^men/i, "man"}
         ]
 
       @plural_irregular [
@@ -30,7 +31,11 @@ defmodule Inflex.Pluralize do
         { ~r/^zombies$/i, "zombie" },
         { ~r/goose/i, "geese" },
         { ~r/criterion/i, "criteria" },
-        { ~r/radius/i, "radii" }
+        { ~r/radius/i, "radii" },
+        { ~r/man/i, "men"},
+        { ~r/^men/i, "men"},
+        { ~r/^women/i, "women"}
+
         ]
 
       @singular @irregular ++ [
@@ -60,7 +65,7 @@ defmodule Inflex.Pluralize do
 
       @plural @plural_irregular ++ [
         { ~r/(child)$/i, "\\1ren" },
-        { ~r/(wo|sea)?man$/i, "\\1men" },
+        { ~r/(wo)?man$/i, "\\1men" },
         { ~r/(m|l)ouse/i, "\\1ice" },
         { ~r/(database)s$/i, "\\1" },
         { ~r/(quiz)$/i, "\\1zes" },
diff --git a/test/inflex_test.exs b/test/inflex_test.exs
index b8a7cda..c397032 100644
--- a/test/inflex_test.exs
+++ b/test/inflex_test.exs
@@ -20,6 +20,9 @@ defmodule InflexTest do
     assert "class" == singularize("classes")
     assert "woman" == singularize("women")
     assert "seaman" == singularize("seamen")
+    assert "man" == singularize("men")
+    assert "abdomen" == singularize("abdomens")
+    assert "specimen" == singularize("specimens")
   end
 
   test :pluralize do
@@ -38,6 +41,10 @@ defmodule InflexTest do
     assert "classes" == pluralize("class")
     assert "women" == pluralize("woman")
     assert "seamen" == pluralize("seaman")
+    assert "men" == pluralize("men")
+    assert "women" == pluralize("women")
+    assert "abdomens" == pluralize("abdomen")
+    assert "specimens" == pluralize("specimen")
   end
 
   test :skip_singularize do