perspiration vs sudation

perspiration and sudation both are nouns.

Word	Noun	Adjective	Verb	Adverb
perspiration	Yes	No	No	No
sudation	Yes	No	No	No

As nouns, perspiration and sudation are synonyms defined as:

perspiration and sudation: the process of the sweat glands of the skin secreting a salty fluid

Other synonyms of perspiration include diaphoresis, hidrosis, sweating.

perspiration (noun)	sudation (noun)
salty fluid secreted by sweat glands	the process of the sweat glands of the skin secreting a salty fluid
the process of the sweat glands of the skin secreting a salty fluid