Ramps rhymes with:
cramps, camp's, camps, camps', champs, clamps, cramps, damps, delchamps, kamp's, kamps, lamps, revamps, stamps, tamps, unclamps
Ramps sounds like:
rainbows, ramaphosa, rampage, rampages, reemphasize, reimpose, removes, rempac, rombach, rumbaugh, runups