— disappointer , n.
/dis'euh poynt"/ , v.t.
1. to fail to fulfill the expectations or wishes of: His gross ingratitude disappointed us.
2. to defeat the fulfillment of (hopes, plans, etc.); thwart; frustrate: to be disappointed in love.
v.i.
3. to bring or cause disappointment.
[ 1400-50; late ME desappointer. See DIS- 1 , APPOINT ]
Syn. 1. sadden, disillusion, dishearten, disenchant.