diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 68990fb..ae3e006 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -19069,7 +19069,10 @@
 misterious->mysterious
 mistery->mystery
 misteryous->mysterious
+mistmatch->mismatch
+mistmatched->mismatched
 mistmatches->mismatches
+mistmatching->mismatching
 mittigate->mitigate
 miximum->maximum
 mixted->mixed
@@ -26910,7 +26913,7 @@
 shreak->shriek
 shreshold->threshold
 shriks->shrinks
-shrinked->shrunk
+shrinked->shrunk, shrank,
 shtop->stop, shop,
 shtoped->stopped, shopped,
 shtopes->stops, shops,
diff --git a/codespell_lib/data/dictionary_code.txt b/codespell_lib/data/dictionary_code.txt
index 32e0ba0..1312a2f 100644
--- a/codespell_lib/data/dictionary_code.txt
+++ b/codespell_lib/data/dictionary_code.txt
@@ -31,7 +31,7 @@
 od->of
 packat->packet
 process'->process's
-protecten->protection
+protecten->protection, protected,
 reday->ready
 referer->referrer
 rela->real
diff --git a/codespell_lib/data/dictionary_rare.txt b/codespell_lib/data/dictionary_rare.txt
index 58d455a..bb7fcb1 100644
--- a/codespell_lib/data/dictionary_rare.txt
+++ b/codespell_lib/data/dictionary_rare.txt
@@ -143,7 +143,7 @@
 sightly->slightly
 simplication->simplification
 singe->single
-singed->signed, singled,
+singed->signed, singled, sang, sung,
 slippy->slippery
 specif->specify, specific,
 statics->statistics