Butercup or Buttercup: How To spell?
The word Butercup is misspelled against Buttercup, a noun meaning "A plant of the genus Ranunculus, or crowfoot, particularly R. bulbosus, with bright yellow flowers; -- called also butterflower, golden cup, and kingcup. It is the cuckoobud of Shakespeare."
Buttercup has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings bu & ercup which should not be misspelled with single 'T'
Wrong Spelling:  bu-t-ercup  Correct Spelling:  bu-tt-ercup 
Check more misspelled words of Buttercup to spell it correct.