Sum or Saim: How To spell?
The word Sum is misspelled against Saim, a noun meaning "Lard; grease."
Word contains consecutive vowels 'AI' in between alphabets s & m is misspelled as 'U'Wrong Spelling:  s-u-m  Correct Spelling:  s-ai-m 
Check more misspelled words of Saim to spell it correct.