i-adjective
Describes a state of inner agitation or impatience, often when waiting for something or feeling unsettled. The kanji spelling is rare; usually written in kana.
彼女は約束の時間が過ぎても彼が来ないので、こころぜわしい気持ちになった。
She felt restless because he didn't show up even after the appointed time.
試
While waiting for the exam results, I was so restless I couldn't settle down.