Groupware rhymes with:
sleepwear, anywhere, bakeware, bundeswehr, compuware, cookware, delaware, delftware, dinnerware, earthenware, elsewhere, everywhere, eyewear, farberware, flatware, footware, footwear, giftware, glassware, hardware, houseware, kitchenware, knitwear, knowledgeware, munsingwear, neckwear, netware, noteware, nowhere, outerwear, shareware, silverware, sleepwear, software, somewhere, sportswear, stoneware, swimwear, tableware, tupperware, underwear, vaporware, wickware
Groupware sounds like:
garber, garver, geographer, gerber, grabber, graber, graeber, graper, graver, greber, greever, grever, griever, grober, groover, gropper, grouper, grover, gruber, gruver