inspissation vs desiccation

inspissation and desiccation both are nouns.

Word	Noun	Adjective	Verb	Adverb
inspissation	Yes	No	No	No
desiccation	Yes	No	No	No

As nouns, desiccation is a hypernym of inspissation; that is, desiccation is a word with a broader meaning than inspissation:

Other hypernyms of inspissation include dehydration, drying up, evaporation.

inspissation (noun)	desiccation (noun)
the act of thickening	the process of extracting moisture
the process of thickening by dehydration	dryness resulting from the removal of water