arts vs liberal arts

arts and liberal arts both are nouns.

Word	Noun	Adjective	Verb	Adverb
arts	Yes	No	No	No
liberal arts	Yes	No	No	No

As nouns, arts and liberal arts are synonyms defined as:

arts and liberal arts: studies intended to provide general knowledge and intellectual skills (rather than occupational or professional skills)

Other synonyms of arts include humanistic discipline, humanities.

arts (noun)	liberal arts (noun)
studies intended to provide general knowledge and intellectual skills (rather than occupational or professional skills)	studies intended to provide general knowledge and intellectual skills (rather than occupational or professional skills)