Japan vs tea ceremony

Japan and tea ceremony both are nouns.

Word	Noun	Adjective	Verb	Adverb
Japan	Yes	No	No	No
tea ceremony	Yes	No	No	No

Japan (noun)	tea ceremony (noun)
a constitutional monarchy occupying the Japanese Archipelago; a world leader in electronics and automobile manufacture and ship building	an ancient ritual for preparing and serving and drinking tea
a string of more than 3,000 islands to the east of Asia extending 1,300 miles between the Sea of Japan and the western Pacific Ocean