The word Pyrhonic is misspelled against Pyrrhonic, an adjective meaning "pertaining to pyrrhonism."
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Pyrrhonic has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings py & honic which should not be misspelled with single 'R'
Wrong Spelling:  py-r-honic 
Correct Spelling:  py-rr-honic 
Find more incorrect spellings of Pyrrhonic to spell right way.