Trysael or Trysail: How To spell?

The word Trysael is misspelled against Trysail, a noun meaning "A fore-and-aft sail, bent to a gaff, and hoisted on a lower mast or on a small mast, called the trysail mast, close abaft a lower mast; -- used chiefly as a storm sail. Called also spencer."

Word contains consecutive vowels 'AI' in between alphabets trys & l is misspelled as 'AE'
Wrong Spelling: trys-ae-l
Correct Spelling: trys-ai-l
Explore spell check of Trysail to spell without errors.