One syllable words that rhyme with questionnaire
aer, air, ayre, baehr, baer, bahr, bair, bare, bear, behr, blair, blare, caire, care, chair, cher, clair, claire, clare, dare, darr, derr, dreher, err, eyre, fair, faire, fare, fehr, fer, ferre, flair, flare, fraire, freyre, gair, gare, gehr, glare, guerre, hair, haire, hairr, hare, hehr, heir, herr, herre, kahre, kehr, khmer, klare, knerr, kreher, lair, lare, lehr, mair, maire, mare, mehr, mer, nair, ne'er, pair, pare, pear, phair, plair, prayer, rare, reher, sare, sayre, scare, schehr, scherr, sehr, serr, share, sherr, skare, snare, spare, square, stair, stare, stehr, sterr, swear, tear, terre, their, there, they're, traer, ware, wear, wehr, werre, where, zehr
Three syllable words that rhyme with questionnaire
almaguer, bellemare, billionaire, canadair, debonair, disrepair, doctrinaire, icelandair, javier, jeanpierre, larosiere, laterriere, maxicare, microware, millionaire, nationair, questionnaire, solitaire, st_pierre, unaware, usair