Stayednes or Stayedness: How To spell?
The word Stayednes is misspelled against Stayedness, a noun meaning "Solidity; weight."
Stayedness 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:  stayedne-s  Correct Spelling:  stayedne-ss 
Explore spell check of Stayedness to spell without errors.