Chinese anise vs star aniseed

Chinese anise and star aniseed both are nouns.

Word	Noun	Adjective	Verb	Adverb
Chinese anise	Yes	No	No	No
star aniseed	Yes	No	No	No

As nouns, Chinese anise and star aniseed are synonyms defined as:

Chinese anise and star aniseed: anise-scented star-shaped fruit or seed used in Asian cooking and medicine

Other synonyms of Chinese anise include star anise.

Chinese anise (noun)	star aniseed (noun)
anise-scented star-shaped fruit or seed used in Asian cooking and medicine	anise-scented star-shaped fruit or seed used in Asian cooking and medicine
small tree of China and Vietnam bearing anise-scented star-shaped fruit used in food and medicinally as a carminative