Derailed rhymes with:
railed, trailed, assailed, availed, bailed, curtailed, detailed, emailed, entailed, exhaled, failed, hailed, impaled, inhaled, jailed, mailed, nailed, paled, prevailed, railed, regaled, sailed, scaled, tailed, trailed, unveiled, veiled, wailed
Derailed sounds like:
derleth, drawled, drilled, drolet