Here's what rhymes with unlessthere.
their there fair hair share fare faire hare cher fere sehr where care bear chair pair rare wear affair bare dare spare swear tear mare stare ware flare mer pear scare snare stair flair guerre lair mehr affaire mair pare thair aware square prayer unfair glare thoroughfare blare coheir funfair everywhere anywhere despair repair beware forbear impair ensnare horsehair midair forswear repairer overbear spyware tinware foreswear prepare compare declare unaware millionaire underwear earthenware silverware aftercare bugbear curare debonair disrepair solitaire concessionaire medicare parterre commissionaire dinnerware foursquare maidenhair outerwear eldercare ironware legionnaire millionnaire beachwear broodmare debonaire camelhair backstair ovenware setsquare wirehair questionnaire billionaire chinaware kitchenware tableware doctrinaire multimillionaire extraordinaire Words that almost rhyme with unlessthere
cell fell sell hell shell celle sel well tell del bell smell gel spell swell tel dell delle nel yell belle weal bel knell nell telle jell hotel dwell excel befell nouvelle quell gazelle quel resell morel novelle outsell oversell noel farewell dispel expel infidel repel foretell gaol motel unwell impel lapel pastel carousel decibel photocell retell caravel undersell misspell nacelle carrousel parallel personnel compel citadel cartel propel materiel organelle clientele mademoiselle fontanelle bagatelle nonparallel muscatel tagliatelle zinfandel commonweal antipersonnel therefor