Progenitres or Progenitress: How To spell?

The word Progenitres is misspelled against Progenitress, a noun meaning "A female progenitor."

Progenitress has double 'ss' in the end mispronounced as 's'
Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  progenitre-s 
Correct Spelling:  progenitre-ss 
Find more incorrect spellings of Progenitress to spell right way.

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