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