Armchair rhymes with:
wheelchair, advacare, airfare, alastair, alistair, alternacare, americare, anywhere, appleshare, ashare, bakeware, bankshare, bundeswehr, childcare, compuware, conair, confair, cookware, cosmair, cycare, daycare, delaware, delftware, dinnerware, diversicare, dragonair, earthenware, ecolaire, egyptair, elsewhere, everywhere, extraordinaire, eyecare, eyewear, fanfare, farberware, flatware, footware, footwear, forebear, fullfare, giftware, glassware, grancare, groupware, hardware, healthcare, homecare, houseware, intercare, invacare, kitchenware, knitwear, knowledgeware, landfair, legionnaire, lincare, longhair, markair, mayfair, medicare, microaire, mobiliare, modulaire, mohair, mothercare, munsingwear, neckwear, netware, nightmare, noteware, novacare, nowhere, omnicare, outerwear, pacificare, proshare, ryanair, salpetriere, shareware, shorthair, silverware, sleepwear, software, somewhere, sportswear, stoneware, swimwear, tableware, tenncare, thoroughfare, threadbare, timeshare, tupperware, ultrair, underwear, vaporware, wardair, warfare, welfare, wheelchair, wickware, workfare, zillionaire