Heartless rhymes with:
hartless, hartless, hartless, atlas, countless, cutlass, doubtless, ductless, effortless, flightless, fruitless, hartless, limitless, listless, meatless, meritless, pilotless, pointless, restless, rootless, spotless, tactless, tasteless, thoughtless, ticketless, warrantless, weightless, witless
Heartless sounds like:
hartlage, hartless, hrdlicka, hurdles