con·cil·i·ate 
(kən-sĭlē-āt′)
(kən-sĭlē-āt′)v. con·cil·i·at·ed, con·cil·i·at·ing, con·cil·i·ates
v.tr.
1. To overcome the distrust or animosity of; appease. See Synonyms at pacify.
2. To regain or try to regain (friendship or goodwill) by pleasant behavior.
3. To make or attempt to make compatible; reconcile: tried to conciliate the conflicting theories.
v.intr.
To gain or try to gain someone's friendship or goodwill.
[Latin conciliāre, conciliāt-, from concilium, meeting; see kelə-2 in the Appendix of Indo-European roots.]
con·cili·a·ble (-ə-bəl) adj.
con·cil′i·ation n.
con·cili·a′tor n.
con·cili·a·to′ry (-ə-tôr′ē) adj.