Rootless rhymes with:
fruitless, fruitless, atlas, countless, cutlass, doubtless, ductless, effortless, flightless, fruitless, hartless, heartless, limitless, listless, meatless, meritless, pilotless, pointless, restless, spotless, tactless, tasteless, thoughtless, ticketless, warrantless, weightless, witless
Rootless sounds like:
radials, radiology, rattles, redlich, retails, riddles, rituals, rothwells, rototilles, ruthless, ruttles