The word Posesing is misspelled against Possessing, which is present continuous of "Possess"
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Possessing has double 'ss' twice appearing mispronounced as 's'
Remember double 'SS' appears twice in this word which should not be misspelled with single 'S'
Wrong Spelling:  po-s-e-s-ing 
Correct Spelling:  po-ss-e-ss-ing 
Find more incorrect spellings of Possessing to spell right way.