Travul or Travail: How To spell?

The word Travul is misspelled against Travail, meaning "Hard or agonizing labor."

Word contains consecutive vowels 'AI' in between alphabets trav & l is misspelled as 'U'
Wrong Spelling:  trav-u-l 
Correct Spelling:  trav-ai-l 
Check more misspelled words of Travail to spell it correct.

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