seizure vs arrest

seizure and arrest both are nouns.

Word	Noun	Adjective	Verb	Adverb
seizure	Yes	No	No	No
arrest	Yes	No	Yes	No

As nouns, arrest is a hyponym of seizure; that is, arrest is a word with a more specific, narrower meaning than seizure:

seizure (noun)	arrest (noun)
the taking possession of something by legal process	the act of apprehending (especially apprehending a criminal)
the act of forcibly dispossessing an owner of property	the state of inactivity following an interruption
the act of taking of a person by force
a sudden occurrence (or recurrence) of a disease

seizure (verb)	arrest (verb)
	hold back, as of a danger or an enemy; check the expansion or influence of
	take into custody
	attract and fix
	cause to come to an abrupt stop