Sparklines or Sparkliness: How To spell?
The word Sparklines is misspelled against Sparkliness, a noun meaning "Vivacity."
Sparkliness 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:  sparkline-s  Correct Spelling:  sparkline-ss 
Find more wrongly spelled words of Sparkliness to spell it well.