The word Forill is misspelled against Forrill, a noun meaning "Lambskin parchment; vellum; forel."
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Forrill has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings fo & ill which should not be misspelled with single 'R'
Wrong Spelling:  fo-r-ill 
Correct Spelling:  fo-rr-ill 
Find more incorrect spellings of Forrill to spell right way.