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