What rhymes with billionaire

1 Syllable
air, bare, bear, blare, care, chair, chare, dare, ere, eyre, fair, fare, flair, flare, glair, glare, hair, hare, heir, ne'er, pare, pear, prayer, rare, scare, share, snare, spare, square, stair, stare, sware, swear, tare, tear, their, there, they're, wear, where
2 Syllables
affair, armchair, aver, aware, beware, bugbear, carfare, coheir, compare, cudbear, declare, despair, ensnare, fieldfare, flatware, footwear, forbear, forswear, hardware, knitwear, neckwear, nowhere, outdare, parterre, ploughshare, prepare, rainwear, repair, threadbare, unfair, upbear, warfare, welfare, whene'er, where'er
3 Syllables
aftercare, air-to-air, anywhere, billionaire, debonair, disrepair, doctrinaire, earthenware, forebear, horsehair, ironware, legionnaire, maidenhair, millionaire, otherwhere, outerwear, overbear, questionnaire, silverware, solitaire, stoneware, unaware, whatsoe'er
4 Syllables
commissionaire, concessionaire, everywhere, radiophare, wheresoe'er
5 Syllables
multi-millionaire, multimillionaire