Pasim or Passim: How To spell?
The word Pasim is misspelled against Passim, an adverb meaning "Here and there; everywhere; as, this word occurs passim in the poem."
Passim has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings pa & im which should not be misspelled with single 'S'
Wrong Spelling:  pa-s-im  Correct Spelling:  pa-ss-im 
Find more wrongly spelled words of Passim to spell it well.