Here's what rhymes with preexec.
sec shek haec heck exec check neck deck wreck cheque tech msec nec peck spec speck beck dec rec fleck lech trek kopeck hatcheck recheck bedeck discotheque spellcheck bottleneck turtleneck quarterdeck Words that almost rhyme with preexec
veg segue leg beg peg reg keg meg muskeg manege desk whelk grotesque burlesque arabesque statuesque yarmelke