arrest vs seizure

arrest and seizure both are nouns.

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

As nouns, seizure is a hypernym of arrest; that is, seizure is a word with a broader meaning than arrest:

Other hypernyms of arrest include capture, gaining control.

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

arrest (verb)	seizure (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