Overefine or Overrefine: How To spell?
The word Overefine is misspelled against Overrefine, a verb meaning "To refine too much."
Overrefine has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings ove & efine which should not be misspelled with single 'R'
Wrong Spelling:  ove-r-efine  Correct Spelling:  ove-rr-efine 
Find more wrongly spelled words of Overrefine to spell it well.