restraint vs chasteness

restraint and chasteness both are nouns.

Word	Noun	Adjective	Verb	Adverb
restraint	Yes	No	No	No
chasteness	Yes	No	No	No

As nouns, restraint and chasteness are synonyms defined as:

Other synonyms of restraint include simpleness, simplicity.

restraint (noun)	chasteness (noun)
the act of controlling by restraining someone or something	lack of ornamentation
a device that retards something's motion
discipline in personal and social activities
lack of ornamentation
a rule or condition that limits freedom
the state of being physically constrained