In a haste, we forget thousand things.

code/__HELPERS/names.dm

@@ -151,6 +151,10 @@ GLOBAL_VAR(command_name)
 GLOBAL_VAR(syndicate_code_phrase) //Code phrase for traitors.
 GLOBAL_VAR(syndicate_code_response) //Code response for traitors.
 
+//Cached regex search - for checking if codewords are used.
+GLOBAL_DATUM(syndicate_code_phrase_regex, /regex)
+GLOBAL_DATUM(syndicate_code_response_regex, /regex)
+
 	/*
 	Should be expanded.
 	How this works:

code/controllers/subsystem/ticker.dm

@@ -127,9 +127,20 @@ SUBSYSTEM_DEF(ticker)
 
 	if(!GLOB.syndicate_code_phrase)
 		GLOB.syndicate_code_phrase	= generate_code_phrase(return_list=TRUE)
+
+		var/codewords = jointext(GLOB.syndicate_code_phrase, "|")
+		var/regex/codeword_match = new("([codewords])", "ig")
+
+		GLOB.syndicate_code_phrase_regex = codeword_match
+
 	if(!GLOB.syndicate_code_response)
 		GLOB.syndicate_code_response = generate_code_phrase(return_list=TRUE)
 
+		var/codewords = jointext(GLOB.syndicate_code_response, "|")
+		var/regex/codeword_match = new("([codewords])", "ig")
+
+		GLOB.syndicate_code_response_regex = codeword_match
+
 	start_at = world.time + (CONFIG_GET(number/lobby_countdown) * 10)
 	if(CONFIG_GET(flag/randomize_shift_time))
 		gametime_offset = rand(0, 23) HOURS

code/modules/mob/living/carbon/say.dm

@@ -48,12 +48,7 @@
 		message = trauma.on_hear(message, speaker, message_language, raw_message, radio_freq)
 
 	if (src.mind.has_antag_datum(/datum/antagonist/traitor))
-		for (var/codeword in GLOB.syndicate_code_phrase)
-			var/regex/codeword_match = new("([codeword])", "ig")
-			message = codeword_match.Replace(message, "<span class='blue'>$1</span>")
-
-		for (var/codeword in GLOB.syndicate_code_response)
-			var/regex/codeword_match = new("([codeword])", "ig")
-			message = codeword_match.Replace(message, "<span class='red'>$1</span>")
+		message = GLOB.syndicate_code_phrase_regex.Replace(message, "<span class='blue'>$1</span>")
+		message = GLOB.syndicate_code_response_regex.Replace(message, "<span class='red'>$1</span>")
 
 	return message

html/browser/roundend.css

@@ -10,6 +10,10 @@
 	color: #ef2f3c;
 	font-weight: bold;
 }
+.bluetext {
+	color: #517fff;
+	font-weight: bold;
+}
 .neutraltext {
 	font-weight: bold; /* If you feel these should have some color feel free to change */
 }