Sputer or Sputter: How To spell?
The word Sputer is misspelled against Sputter, a noun meaning "Moist matter thrown out in small detached particles; also, confused and hasty speech."
Sputter has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings spu & er which should not be misspelled with single 'T'
Wrong Spelling:  spu-t-er  Correct Spelling:  spu-tt-er 
Check more misspelled words of Sputter to spell it correct.