Here's what rhymes with polynorbornenes.
Words that almost rhyme with polynorbornenes
warlords floorboards bombards hawthorns longhorns mothballs foghorns garcons scoreboards washboards dartboards courtyards dockyards phosphors sophomores farmyards scorecards barnyards chalkboards pronghorns tarpons cornballs rajas shortfalls stockyards boxcars pompons rockfalls wallahs doorjambs softballs dotcoms gendarmes watchdogs hotdogs pompoms heartthrobs scofflaws barnstorms swansongs ayatollahs maharajas antimacassars chlorofluorocarbons