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