Nurses are healthcare professionals who take care of sick or recovering patients.

The level crossing guard stopped the traffic to let the train pass.

The chaperone accompanied the young girl on her outings.

I am renting a self-storage center to store my belongings during my move.

In the Middle Ages, the avant-garde was essential to protect the main army from surprise attacks.

Be on guard against false friends.

He stood ready in defense against any attack.

He takes en garde before the duel.

On guard! Ready? Go!

The mudguard of my bicycle is very effective.