Here's what rhymes with cowboying.
toying buoying joying enjoying annoying alloying cloying decoying employing deploying soloing haloing stuccoing videoing buncoing discoing mamboing overjoying destroying buffaloing redeploying reemploying Words that almost rhyme with cowboying
doyen moyen boiling joining toiling poising pointing adjoining coining spoiling voicing coiling soiling voiding broiling jointing roiling foiling moiling noising coiffing coifing hoicking avoiding appointing rejoicing hoisting enjoining rejoining conjoining foisting purloining quoiting reboiling outpointing anointing recoiling despoiling embroiling uncoiling subjoining counterpointing disjointing reappointing charbroiling disappointing reconnoitring