Verbs

(v)pacify, lenify, conciliate, assuage, appease, mollify, placate, gentle, gruntlecause to be more favorably inclined; gain the good will of“She managed to mollify the angry customer”
(v)quench, slake, allay, assuagesatisfy (thirst)“The cold water quenched his thirst”
(v)relieve, alleviate, palliate, assuageprovide physical relief, as from pain“This pill will relieve your headaches”