Casumuniar or Cassumuniar: How To spell?
The word Casumuniar is misspelled against Cassumuniar, a noun meaning "A pungent, bitter, aromatic, gingerlike root, obtained from the East Indies."
Cassumuniar has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings ca & umuniar which should not be misspelled with single 'S'
Wrong Spelling:  ca-s-umuniar  Correct Spelling:  ca-ss-umuniar 
Check more misspelled words of Cassumuniar to spell it correct.