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