This is the 7864th most frequent Japanese word.
囚われ
"囚われ" means "captivity" or "confinement," often referring to being trapped or bound physically or emotionally.
In this sentence, '囚われ' (trapped) is used metaphorically to indicate being held emotionally by memories.
彼は過去の悲しい記憶に囚われている。
He is trapped by sad memories of the past.
Here, '囚われ' is used literally to refer to physical captivity.
囚われの身となった王子は、塔に閉じ込められていた。
The prince who became captive was confined to the tower.
In this instance, '囚われ' (constrained) signifies being metaphorically held by abstract ideas.