-act 為動詞字尾，表”行動”。
英文相似單字，真的很像以至於我們常常記錯意思，統整與 -act相似單字如下:
act |
v. 行動She acted without thinking. |
enact |
v. 制定法律The government is to enact a law aimed at improving safety. |
interact |
v. 互動He interacts well with the other students. |
overact |
v. 行動過火The solutions are not simple, and we should not overact. |
react |
v. 反應How do you think he’ll react when he hears the news? |
transact |
v. 交易You can transact business electronically. |
