pawn vs cat's-paw

pawn and cat's-paw both are nouns.

Word	Noun	Adjective	Verb	Adverb
pawn	Yes	No	Yes	No
cat's-paw	Yes	No	No	No

As nouns, pawn and cat's-paw are synonyms defined as:

Other synonyms of pawn include instrument.

pawn (noun)	cat's-paw (noun)
borrowing and leaving an article as security for repayment of the loan	a hitch in the middle of rope that has two eyes into which tackle can be hooked
(chess) the least powerful piece; moves only forward and captures only to the side; it can be promoted to a more powerful piece if it reaches the 8th rank	a person used by another to gain an end
a person used by another to gain an end
an article deposited as security

pawn (verb)	cat's-paw (verb)
leave as a guarantee in return for money