Here's what rhymes with causase.
has jazz whereas Words that almost rhyme with causase
have half hath sash hash gas mass pass path staff cash bath laugh flash wrath bass calf dash math rash cache lash smash chaff harass lass mash slash gash lath thrash class glass behalf grass brass crash graph alas clash trash splash surpass amass bras brash crass giraffe morass impasse aftermath epitaph autograph photograph monograph phonograph epigraph fiberglass lithograph paragraph telegraph underclass fans halves hangs sans fangs vans fads hams hands paths bags valves cans dams flags rags sands slabs calves gangs lads lambs pads pangs pans scans spans tags labs lags rams tabs yams bangs bans cabs cams gals jams mans pals scabs stabs stags plans lands stands bands canals clans grams crabs exams clams crags drags grabs grammes locales sepals commands glands brands strands caravans demands expands diagrams epigrams kilograms understands telegrams milligrams