Contentment (12)
'contentment' is the definition.
(satisfaction is a kind of contentment)
This is all the clue.
(Other definitions for satisfaction that I've seen before include "Fulfilment; compensation" , "I can't get no - (Rolling Stones)" , "Gratification" , "Contentment; reparation" , "Pleasure" .)
'contentment' is the definition.
(I know that contentment can be written as happiness)
This is the entire clue.
(Other definitions for happiness that I've seen before include "Joy, well-being," , "Enjoyment" , "Felicity" , "Great contentment" , "Contentment, joy" .)