This is the 3547th most frequent Japanese word.
装備
Equipment; gear; outfit; armament.
The word '装備' (equipment) refers to the items purchased and used for the adventure.
冒険の前に新しい装備を買いました。
I bought new equipment before the adventure.
Here, '装備' (gear) describes the functional aspect of what someone is using.
彼の装備は非常に優れた性能を持っています。
His gear has exceptionally high performance.
In this sentence, '装備されている' (is equipped) is a verb form describing the action of providing equipment or gear.