refrigeration vs infrigidation

refrigeration and infrigidation both are nouns.

Word	Noun	Adjective	Verb	Adverb
refrigeration	Yes	No	No	No
infrigidation	Yes	No	No	No

As nouns, refrigeration and infrigidation are synonyms defined as:

refrigeration and infrigidation: the process of cooling or freezing (e.g., food) for preservative purposes

refrigeration (noun)	infrigidation (noun)
deliberately lowering the body's temperature for therapeutic purposes	the process of cooling or freezing (e.g., food) for preservative purposes
the process of cooling or freezing (e.g., food) for preservative purposes