Frequentnes or Frequentness: How To spell?
The word Frequentnes is misspelled against Frequentness, a noun meaning "The quality of being frequent."
Frequentness 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:  frequentne-s  Correct Spelling:  frequentne-ss 
Check more misspelled words of Frequentness to spell it correct.