Assuler or Assailer: How To spell?

The word Assuler is misspelled against Assailer, a noun meaning "One who assails."

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

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