feminist movement vs women's lib

feminist movement and women's lib both are nouns.

Word	Noun	Adjective	Verb	Adverb
feminist movement	Yes	No	No	No
women's lib	Yes	No	No	No

As nouns, feminist movement and women's lib are synonyms defined as:

feminist movement and women's lib: the movement aimed at equal rights for women

Other synonyms of feminist movement include feminism, women's liberation movement.

feminist movement (noun)	women's lib (noun)
the movement aimed at equal rights for women	the movement aimed at equal rights for women