prehend vs arrest

prehend is not a noun while arrest is a noun.

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

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

prehend (noun)	arrest (noun)
	the act of apprehending (especially apprehending a criminal)
	the state of inactivity following an interruption

prehend (verb)	arrest (verb)
take into your hands deliberately	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