Copiousnes or Copiousness: How To spell?
The word Copiousnes is misspelled against Copiousness, a noun meaning "The state or quality of being copious; abudance; plenty; also, diffuseness in style."
Copiousness 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:  copiousne-s  Correct Spelling:  copiousne-ss 
Check more misspelled words of Copiousness to spell it correct.