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