crystallise vs natural philosophy

crystallise is not a noun while natural philosophy is a noun.

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

crystallise (noun)	natural philosophy (noun)
	the science of matter and energy and their interactions

crystallise (verb)	natural philosophy (verb)
cause to form crystals or assume crystalline form
cause to take on a definite and clear shape
make free from confusion or ambiguity; make clear