The word Inferible is misspelled against Inferrible, an adjective meaning "Inferable."
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Inferrible has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings infe & ible which should not be misspelled with single 'R'
Wrong Spelling:  infe-r-ible 
Correct Spelling:  infe-rr-ible 
Find more wrongly spelled words of Inferrible to spell it well.