Here's what rhymes with extensiform.
form farm harm forme perform reform warm alarm charm storm norm swarm dorm inform conform forearm disarm deform firearm nonfarm preform rearm vermiform overarm uniform transform outperform underarm misinform rewarm chloroform cuneiform lukewarm thunderstorm fusiform cruciform multiform schoolmarm yardarm nonuniform Words that almost rhyme with extensiform
horn psalm thorn shorn born corn borne torn worn barn warn scorn sworn yarn adorn forlorn morn mourn darn porn tarn lorn unborn forborne unworn reborn firstborn outworn forewarn forsworn lovelorn peppercorn lowborn stillborn waterborne careworn timeworn foresworn sweetcorn unicorn homme vom som com calm bomb palm mom bom balm nom rom tom dom mam suam pom salaam iamb quam intercom prom aplomb qualm consomme firebomb pogrom embalm becalm supermom cardamom