Here's what rhymes with prcvail.
fail sale sail veil hail shale vale hale faille male scale mail pale tail tale avail jail nail rail frail gale whale bail stale wail assail bale dale pail quail snail flail quale kale unveil grail wale trail prevail email travail curtail inhale exhale braille pigtail topsail wassail hightail lugsail carrell detail entail bewail derail gunwale mainsail foresail impale taffrail bobtail pellmell ponytail countervail monorail hangnail fingernail nonpareil swallowtail tattletale martingale