See entrenched .
Means guarded ( a ), protected ( a ) . You are hiding ( a ) in a trench. parapeted ( a ) . Let him hide hiding to protect himself from enemy attack.
ATRINCHERADO , A parapetado, protected in or behind a trench to protect against enemy attack. Figuratively, picked up in a safe place to avoid having to put your face in front of a difficult situation, such as having to make statements.