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