Lackbrein or Lackbrain: How To spell?
The word Lackbrein is misspelled against Lackbrain, a noun meaning "One who is deficient in understanding; a witless person."
Word contains consecutive vowels 'AI' in between alphabets lackbr & n is misspelled as 'EI'Wrong Spelling:  lackbr-ei-n  Correct Spelling:  lackbr-ai-n 
Find more wrongly spelled words of Lackbrain to spell it well.