Here's what rhymes with flufftail.
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 hale braille kale faille wale detail scale entail frail email travail curtail quail snail flail quale bewail derail topsail unveil grail impale bobtail wassail hightail lugsail prevail inhale gunwale pigtail foresail monorail taffrail swallowtail pellmell carrell exhale mainsail ponytail martingale hangnail tattletale fingernail countervail nonpareil