although的同義詞是：though
1、讀音：英?[]、美?[?o?]?
2、表達意思：雖然，盡管；雖然；不過；然而
3、用法：though 引導的讓步狀語從句可用部分倒裝的形式；though 可用作副詞，壹般放在句末(不放在句首)，意為“可是”、“不過”；表示“雖然”，although 比 though 更為正式：兩者大致同義，可換用。
擴展資料：
“although”用法：
1、although較正式，語氣強
2、although引導的從句放在主句前後均可，有時還可放在句中。
Although many difficulties are still ahead, we are determined to make greater achievements.盡管在前面的道路上還有許多困難，但是，我們決心要取得更大的成就。
He often helps me with my English although he is quite busy.盡管他相當忙，但是還常常幫我學英語。
3、although引導的從句不能與but, however連用，但可與yet, still連用。
不能說：Although he was old, but he worked hard. 應把but去掉。當然，保留but而去Although也可。