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