Porousnes or Porousness: How To spell?
The word Porousnes is misspelled against Porousness, a noun meaning "The open parts; the interstices of anything."
Porousness 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:  porousne-s  Correct Spelling:  porousne-ss 
Check more misspelled words of Porousness to spell it correct.