Trenal or Trenail: How To spell?

The word Trenal is misspelled against Trenail, a noun meaning "Same as Treenail."

Word contains consecutive vowels 'AI' in between alphabets tren & l is misspelled as 'A'
Wrong Spelling:  tren-a-l 
Correct Spelling:  tren-ai-l 
Explore spell check of Trenail to spell without errors.

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