Prevail rhymes with:
avail, carvell, kvale, lavell, levell, revell, savell, surveil, travail, unveil, vail, vaile, vale, valle, veil
Prevail sounds like:
parable, parabola, parboil, powerball, powerful, powerfully, prayerful, prebble, preble, preval, pribble, pribula, pribyl, probable, probably, profile, propel, provable, purple