Fill in the Blanks CockneyOnline version Features by sergio mcbrain 1 consonant Pronunciation pronounced depending vowel bath cat vowel trap Raised in words like and so these sounds like " trep " and " cet . " Non - rhoticity : see explanation above under Received Pronunciation , above . Trap - split : see explanation above under Received . L - vocalization : The l at the end of words often becomes a sound Hence pal can seem to sound like " pow . " Th - Fronting : The th in words like think or this is with a more forward on the word : thing becomes " fing , " this becomes " dis , " and mother becomes " muhvah . "