n. 25B6; noun
she tried to hide her disappointment : SADNESS, regret, dismay, sorrow; dispiritedness, despondency, distress, chagrin; disenchantment, disillusionment; displeasure, dissatisfaction, disgruntlement.
the trip was a bit of a disappointment : LET-DOWN, non-event, anticlimax; Brit. damp squib; informal washout, lead balloon.
satisfaction.