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