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