Wassuler or Wassailer: How To spell?
The word Wassuler is misspelled against Wassailer, a noun meaning "One who drinks wassail; one who engages in festivity, especially in drinking; a reveler."
Word contains consecutive vowels 'AI' in between alphabets wass & ler is misspelled as 'U'Wrong Spelling:  wass-u-ler  Correct Spelling:  wass-ai-ler 
Check more misspelled words of Wassailer to spell it correct.