The word Apropinquity is misspelled against Appropinquity, a noun meaning "Nearness; propinquity."
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Appropinquity has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings a & ropinquity which should not be misspelled with single 'P'
Wrong Spelling:  a-p-ropinquity 
Correct Spelling:  a-pp-ropinquity 
Check more misspelled words of Appropinquity to spell it correct.