natural philosophy vs quark

natural philosophy and quark both are nouns.

Word	Noun	Adjective	Verb	Adverb
natural philosophy	Yes	No	No	No
quark	Yes	No	No	No

natural philosophy (noun)	quark (noun)
the science of matter and energy and their interactions	fresh unripened cheese of a smooth texture made from pasteurized milk, a starter, and rennet
	(physics) hypothetical truly fundamental particle in mesons and baryons; there are supposed to be six flavors of quarks (and their antiquarks), which come in pairs; each has an electric charge of +2/3 or -1/3