liberty vs indecorum

liberty and indecorum both are nouns.

Word	Noun	Adjective	Verb	Adverb
liberty	Yes	No	No	No
indecorum	Yes	No	No	No

As nouns, liberty and indecorum are synonyms defined as:

Other synonyms of liberty include familiarity, impropriety.

liberty (noun)	indecorum (noun)
an act of undue intimacy	an act of undue intimacy
immunity from arbitrary exercise of authority: political independence	a lack of decorum
freedom of choice
personal freedom from servitude or confinement or oppression
leave granted to a sailor or naval officer