feng shui vs mainland China

feng shui and mainland China both are nouns.

Word	Noun	Adjective	Verb	Adverb
feng shui	Yes	No	No	No
mainland China	Yes	No	No	No

feng shui (noun)	mainland China (noun)
rules in Chinese philosophy that govern spatial arrangement and orientation in relation to patterns of yin and yang and the flow of energy (qi); the favorable or unfavorable effects are taken into consideration in designing and siting buildings and graves and furniture	a communist nation that covers a vast territory in eastern Asia; the most populous country in the world