Watt's rhymes with:
squats, watts, watz, allots, baatz, berlottes, blots, botts, botz, braatz, clots, cots, crotts, dots, dotts, gotts, gotz, grotz, hots, hotz, kaatz, klotz, knots, knott's, knotts, kotz, kraatz, krotz, lats, lot's, lots, lottes, lotts, lotz, mots, mott's, motts, motz, nots, notz, otts, plots, plotts, plotz, pot's, pots, potts, protz, raatz, rots, rotz, sadat's, schott's, scots, scott's, scotts, shots, shotts, slots, spots, spotts, squats, staats, stotts, stotz, surat's, tots, trots, watts, watz, yachts
Watt's sounds like:
wadas, wade's, wades, wads, waite's, waites, waitkus, waits, watch, watches, watsco, wattage, watts, watz, wedge, wedges, wedig, wedowee's, wedtech, wedtech's, weeds, weidig, weitek, weitz, wetz, what's, whats, wheaties, white's, whitehead's, whitehouse, whites, whitewash, whitis, whitish, widdows, wide's, widick, widow's, widows, widths, wit's, witch, witch's, witches, witchey, witchy, witco, witczak, witek, witkowski, witowski, wits, wittig, wittke, witts, witucki, witz, witzig, witzke, wood's, woodchuck, woodchucks, woodcock, woodcox, woodhouse, woodis, woodke, woods, woody's, wuttke, wyatt's