Buterflies or Butterflies: How To spell?
The word Buterflies is misspelled against Butterflies, which is plural of "Butterfly"
Butterflies has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings bu & erflies which should not be misspelled with single 'T'
Wrong Spelling:  bu-t-erflies  Correct Spelling:  bu-tt-erflies 
Check more misspelled words of Butterflies to spell it correct.