particle vs corpuscle

particle and corpuscle both are nouns.

Word	Noun	Adjective	Verb	Adverb
particle	Yes	No	No	No
corpuscle	Yes	No	No	No

As nouns, particle and corpuscle are synonyms defined as:

Other synonyms of particle include atom, molecule, mote, speck.

particle (noun)	corpuscle (noun)
a function word that can be used in English to form phrasal verbs	either of two types of cells (erythrocytes and leukocytes) and sometimes including platelets
a body having finite mass and internal structure but negligible dimensions	(nontechnical usage) a tiny piece of anything
(nontechnical usage) a tiny piece of anything