Synonyms for Conciliate (same or very similar meaning)
WordNet sense 1 (cause to be more favorably inclined; gain the good will of):
appease, assuage, gentle, mollify, pacify, placate, gruntle, lenifyWordNet sense 2 (come to terms):
reconcile, settle, make up, patch upWordNet sense 3 (make compatible with):
accommodateFrom the ODE community, based on WordNetadd/edit