Traveilous or Travailous: How To spell?

The word Traveilous is misspelled against Travailous, an adjective meaning "Causing travail; laborious."

Word contains consecutive vowels 'AI' in between alphabets trav & lous is misspelled as 'EI'
Wrong Spelling:  trav-ei-lous 
Correct Spelling:  trav-ai-lous 
Check more misspelled words of Travailous to spell it correct.

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