Butock or Buttock: How To spell?
The word Butock is misspelled against Buttock, a noun meaning "The convexity of a ship behind, under the stern."
Buttock has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings bu & ock which should not be misspelled with single 'T'
Wrong Spelling:  bu-t-ock  Correct Spelling:  bu-tt-ock 
Check more misspelled words of Buttock to spell it correct.