. 語氣看：refuse 屬普通用詞； reject 則屬於式用詞用於較式場合

2. 意思看：refuse 表示拒絕強調態度肯定堅決； reject 則強調擯棄、採用或使用

They refused him admittance. 允許入場

They rejected all the bad apples. 扔掉所壞蘋

注：若嚴格區(表示拒絕接受)兩者換用：

He refused [rejected] her offer of help. 拒絕援助提議

The editors refused [rejected] this article. 編輯拒採用篇文章

3. 否及物看：refuse 用作及物或及物詞 reject 通用作及物詞比較面兩句詞賓語：

I asked him to lend me his car, but he refused. 我請求車借給我拒絕

I proposed to her but she rejected me. 我向求婚拒絕

4. refuse 接定式表示拒絕做某事 reject 通用：

He refused to come to the meeting. 拒絕參加議

The door refuses to open. 門打