lyophilization vs drying up

lyophilization and drying up both are nouns.

Word	Noun	Adjective	Verb	Adverb
lyophilization	Yes	No	No	No
drying up	Yes	No	No	No

As nouns, drying up is a hypernym of lyophilization; that is, drying up is a word with a broader meaning than lyophilization:

lyophilization: a method of drying food or blood plasma or pharmaceuticals or tissue without destroying their physical structure; material is frozen and then warmed in a vacuum so that the ice sublimes
drying up: the process of extracting moisture

Other hypernyms of lyophilization include dehydration, desiccation, evaporation, freeze, freezing.

lyophilization (noun)	drying up (noun)
a method of drying food or blood plasma or pharmaceuticals or tissue without destroying their physical structure; material is frozen and then warmed in a vacuum so that the ice sublimes	the process of extracting moisture