Insesor or Insessor: How To spell?

The word Insesor is misspelled against Insessor, a noun meaning "One of the Insessores. The group includes most of the common singing birds."

Insessor has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings inse & or which should not be misspelled with single 'S'
Wrong Spelling:  inse-s-or 
Correct Spelling:  inse-ss-or 
Find more incorrect spellings of Insessor to spell right way.

You might be interested to know

Josa or Jossa?

Marcasin or Marcassin?

Misa or Missa?