Undersoled or Undersailed: How To spell?

The word Undersoled is misspelled against Undersailed, an adjective meaning "Inadequately equipped with sails."

Word contains consecutive vowels 'AI' in between alphabets unders & led is misspelled as 'O'
Wrong Spelling:  unders-o-led 
Correct Spelling:  unders-ai-led 
Find more incorrect spellings of Undersailed to spell right way.

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