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