This is the 836th most frequent Japanese word.
回復
Recovery; restoration.
Here, 回復 is used as a verb to describe the process of recovery.
彼の健康は徐々に回復しています。
His health is gradually recovering.
In this case, 回復 refers to the restoration or retrieval of something lost.
彼女は失ったデータを回復することができた。
She was able to recover the lost data.
In this example, 回復 is employed as a noun to indicate the recovery of the economy.