cachear
search
catch
to capture or seize
+
-ear
verb suffix
Cachear means to search, and can be thought of as trying to catch0 (capture or seize0) something, with -ear1 being the verb suffix1.
verb
- searchTo search or frisk someone, typically for weapons or contrabandEl guardia de seguridad cacheó a todos los asistentes antes de entrar al concierto. // The security guard searched all attendees before entering the concert.