Ferest or Ferrest: How To spell?
The word Ferest is misspelled against Ferrest, an adjective meaning "superl. of Fer."
Ferrest has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings fe & est which should not be misspelled with single 'R'
Wrong Spelling:  fe-r-est  Correct Spelling:  fe-rr-est 
Explore spell check of Ferrest to spell without errors.