Caterwaled or Caterwauled: How To spell?

The word Caterwaled is misspelled against Caterwauled, which is past tense of "Caterwaul"

Word contains consecutive vowels 'AU' in between alphabets caterw & led is misspelled as 'A' as letter 'U' is phonetically igno
Wrong Spelling:  caterw-a-led 
Correct Spelling:  caterw-au-led 
Explore spell check of Caterwauled to spell without errors.

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