The word Validnes is misspelled against Validness, a noun meaning "The quality or state of being valid."
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Validness 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:  validne-s 
Correct Spelling:  validne-ss 
Find more wrongly spelled words of Validness to spell it well.