Kilowatts rhymes with:
megawatts, megawatts, aeroflot's, afterthoughts, apricots, aquanauts, astronaut's, boycotts, crackpots, croat's, croats, ersatz, feedlots, gunshots, hot-shots, hotshots, huguenots, jackpots, mascots, megawatts, ocelot's, oviatt's, potshots, robot's, robots, slingshots, snapshots, sunspots
Kilowatts sounds like:
keltz, khalid's, kilts, klatsky, klitz, klitzke, klotz, klutts, kluttz, klutz, kolodziej, kolodziejski, kolts, koltz