placation vs conciliation

placation and conciliation both are nouns.

Word	Noun	Adjective	Verb	Adverb
placation	Yes	No	No	No
conciliation	Yes	No	No	No

As nouns, placation and conciliation are synonyms defined as:

placation and conciliation: the act of placating and overcoming distrust and animosity

Other synonyms of placation include propitiation.

placation (noun)	conciliation (noun)
the act of placating and overcoming distrust and animosity	the act of placating and overcoming distrust and animosity
	any of various forms of mediation whereby disputes may be settled short of arbitration
	the state of manifesting goodwill and cooperation after being reconciled