to hurry someone; to urge or hasten a person to act or do something.
上司は締め切りが近いとチームを急がせた。
Because the deadline was near, the boss hurried the team.
電車が来るから、彼女を急がせた。
The train was coming, so I urged her to hurry.
子供を急がせてはいけない、転んでしまうよ。
Don't rush the child — they'll fall.
メールの返信を急がせるために、電話でも確認した。
To hasten a reply to the email, I also checked by phone.