pro·pi·ti·ate 
(prō-pĭshē-āt′)
(prō-pĭshē-āt′)tr.v. pro·pi·ti·at·ed, pro·pi·ti·at·ing, pro·pi·ti·ates
To gain or regain the goodwill or favor of; appease: propitiate the gods with a sacrifice.
[Latin propitiāre, propitiāt-, from propitius, propitious; see PROPITIOUS.]
pro·piti·a·ble (-pĭshē-ə-bəl, -pĭshə-bəl) adj.
pro·piti·a′tive adj.
pro·piti·a′tor n.