Oter or Otter: How To spell?
The word Oter is misspelled against Otter, a noun meaning "A corruption of Annotto."
Otter has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings o & er which should not be misspelled with single 'T'
Wrong Spelling:  o-t-er  Correct Spelling:  o-tt-er 
Explore spell check of Otter to spell without errors.