こんばんは！
I just uploaded this video for people who are taking JLPT N3 next month!
Or, if you don’t know the difference between them, please watch it.
解放・快方
移動・異動
期間・機関
保険・保健
構成・校正
科学・化学
用意・容易
収集・収拾
解答・回答
Or if you want to know how to memorize chemical symbols for element in Japanese, please watch it.