instrument vs euphony

instrument and euphony both are nouns.

Word	Noun	Adjective	Verb	Adverb
instrument	Yes	No	Yes	No
euphony	Yes	No	No	No

instrument (noun)	euphony (noun)
the means whereby some act is accomplished	any agreeable (pleasing and harmonious) sounds
a device that requires skill for proper use
any of various devices or contrivances that can be used to produce musical tones or sounds
(law) a document that states some contractual relationship or grants some right
the semantic role of the entity (usually inanimate) that the agent uses to perform an action or start a process
a person used by another to gain an end

instrument (verb)	euphony (verb)
address a legal document to
write an instrumental score for
equip with instruments for measuring, recording, or controlling