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