Stynlessly or Stainlessly: How To spell?

The word Stynlessly is misspelled against Stainlessly, an adverb meaning "In a stainless manner."

Word contains consecutive vowels 'AI' in between alphabets st & nlessly is misspelled as 'Y'
Wrong Spelling: st-y-nlessly
Correct Spelling: st-ai-nlessly
Explore spell check of Stainlessly to spell without errors.