Perviousnes or Perviousness: How To spell?

The word Perviousnes is misspelled against Perviousness, a noun meaning "The quality or state of being pervious; as, the perviousness of glass."

--> Perviousness 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:  perviousne-s 
Correct Spelling:  perviousne-ss 
Check more misspelled words of Perviousness to spell it correct.

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