Understiars or Understairs: How To spell?
The word Understiars is misspelled against Understairs, a noun meaning "The basement or cellar."
Word contains consecutive vowels 'AI' in between alphabets underst & rs is misspelled as 'IA'Wrong Spelling:  underst-ia-rs  Correct Spelling:  underst-ai-rs 
Find more wrongly spelled words of Understairs to spell it well.