garnish vs sequester

garnish is a noun but sequester is not a noun.

Word	Noun	Adjective	Verb	Adverb
garnish	Yes	No	Yes	No
sequester	No	No	Yes	No

As verbs, sequester is a hypernym of garnish; that is, sequester is a word with a broader meaning than garnish:

Other hypernyms of garnish include attach, confiscate, impound, seize.

garnish (noun)	sequester (noun)
any decoration added as a trimming or adornment
something (such as parsley) added to a dish for flavor or decoration

garnish (verb)	sequester (verb)
decorate (food), as with parsley or other ornamental foods	keep away from others
take a debtor's wages on legal orders, such as for child support	set apart from others
	undergo sequestration by forming a stable compound with an ion
	take temporary possession of as a security, by legal authority
	requisition forcibly, as of enemy property