self-complacency vs complacence

self-complacency and complacence both are nouns.

Word	Noun	Adjective	Verb	Adverb
self-complacency	Yes	No	No	No
complacence	Yes	No	No	No

As nouns, self-complacency and complacence are synonyms defined as:

self-complacency and complacence: the feeling you have when you are satisfied with yourself

Other synonyms of self-complacency include complacency, self-satisfaction.

self-complacency (noun)	complacence (noun)
the feeling you have when you are satisfied with yourself	the feeling you have when you are satisfied with yourself