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