pedesis vs Brownian motion

pedesis and Brownian motion both are nouns.

Word	Noun	Adjective	Verb	Adverb
pedesis	Yes	No	No	No
Brownian motion	Yes	No	No	No

As nouns, pedesis and Brownian motion are synonyms defined as:

pedesis and Brownian motion: the random motion of small particles suspended in a gas or liquid

Other synonyms of pedesis include Brownian movement.

pedesis (noun)	Brownian motion (noun)
the random motion of small particles suspended in a gas or liquid	the random motion of small particles suspended in a gas or liquid