obsequiousness vs subservience

obsequiousness and subservience both are nouns.

Word	Noun	Adjective	Verb	Adverb
obsequiousness	Yes	No	No	No
subservience	Yes	No	No	No

As nouns, obsequiousness and subservience are synonyms defined as:

Other synonyms of obsequiousness include servility.

obsequiousness (noun)	subservience (noun)
abject or cringing submissiveness	abject or cringing submissiveness
	the condition of being something that is useful in reaching an end or carrying out a plan
	in a subservient state