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