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