apprehend [apprehended, apprehending, apprehends](to take hold of (something) with the understanding, see also: understand) verb [UK: ˌæ.prɪ.ˈhend] [US: ˌæ.prə.ˈhend]
arrest [arrested, arresting, arrests](to take into legal custody) verb [UK: ə.ˈrest] [US: ə.ˈrest]