middle voice from the same as 2436; TDNT - 3:301,362
AV - be merciful 1, make reconciliation 1; 2
1) to render one's self, to appease, conciliate to one's self
1a) to become propitious, be placated or appeased
1b) to be propitious, be gracious, be merciful
2) to expiate, make propitiation for