assizes vs court of assize

assizes and court of assize both are nouns.

Word	Noun	Adjective	Verb	Adverb
assizes	Yes	No	No	No
court of assize	Yes	No	No	No

As nouns, assizes and court of assize are synonyms defined as:

assizes and court of assize: the county courts of England (replaced in 1971 by Crown courts)

Other synonyms of assizes include court of assize and nisi prius.

assizes (noun)	court of assize (noun)
the county courts of England (replaced in 1971 by Crown courts)	the county courts of England (replaced in 1971 by Crown courts)