pla·cate 
/ˈpleɪˌkeɪt, Brit pləˈkeɪt/ verb
pla·cates; pla·cat·ed; pla·cat·ing /ˈpleɪˌkeɪt, Brit pləˈkeɪt/ verb [+ obj] formal : to cause (someone) to feel less angry about something
▪ The administration placated protesters by agreeing to consider their demands. ▪ The angry customer was not placated by the clerk's apology.
▪ The administration placated protesters by agreeing to consider their demands. ▪ The angry customer was not placated by the clerk's apology.
