Pasiontide or Passiontide: How To spell?
The word Pasiontide is misspelled against Passiontide, a noun meaning "The last fortnight of Lent."
Passiontide has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings pa & iontide which should not be misspelled with single 'S'
Wrong Spelling:  pa-s-iontide  Correct Spelling:  pa-ss-iontide 
Find more incorrect spellings of Passiontide to spell right way.