Constrint or Constraint: How To spell?
The word Constrint is misspelled against Constraint, a noun meaning "The act of constraining, or the state of being constrained; that which compels to, or restrains from, action; compulsion; restraint; necessity."
Word contains consecutive vowels 'AI' in between alphabets constr & nt is misspelled as 'I'Wrong Spelling:  constr-i-nt  Correct Spelling:  constr-ai-nt 
Find more incorrect spellings of Constraint to spell right way.