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