diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 096c53a..b726fb4 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -10115,6 +10115,9 @@
 disscussions->discussions
 disshearteningly->dishearteningly
 dissimiliarity->dissimilarity
+dissimmetric->dissymmetric
+dissimmetrical->dissymmetrical
+dissimmetry->dissymmetry
 dissmantle->dismantle
 dissmantled->dismantled
 dissmantles->dismantles