diff --git a/MicRecord.gd b/MicRecord.gd
index 8c9c603..e990c3b 100644
--- a/MicRecord.gd
+++ b/MicRecord.gd
@@ -56,8 +56,8 @@ var words :Array= []
 func _on_add_word_btn_pressed() -> void:
 	if (%SoundName.text=="" or words.has(%SoundName.text)):
 		return
-	%WordList.add_item(%SoundName.text)
-	words.append(%SoundName.text)
+	%WordList.add_item(%SoundName.text.to_lower())
+	words.append(%SoundName.text.to_lower())
 	%SoundName.text=""
 	save_words()
 
@@ -165,12 +165,13 @@ func _on_load_text_btn_pressed() -> void:
 
 func _on_add_words_btn_pressed() -> void:
 	var txt :String= %TextWordsEdit.text
-	txt=txt.replace("\n"," ").replace("\t"," ")
+	txt=txt.replace("\n"," ").replace("\t"," ").replace(",","").replace(",","")
 	var wrds = txt.split(" ",false)
 	for wrd in wrds:
-		if !words.has(wrd):
-			%WordList.add_item(wrd)
-			words.append(wrd)
+		if !words.has(wrd.to_lower()):
+			%WordList.add_item(wrd.to_lower())
+			words.append(wrd.to_lower())
+	save_words()
 
 var play = false
 func _on_play_text_btn_pressed() -> void: