Here's what rhymes with llthlc.
elk lc whelk yarmelke Words that almost rhyme with llthlc
sec shek ec ek haec heck check neck deck desk wreck cheque tech msec nec peck spec speck beck dec rec fleck lech trek exec recheck hatcheck grotesque burlesque arabesque bedeck kopeck statuesque spellcheck bottleneck turtleneck discotheque quarterdeck