bag的同义词有purse , wallet。
一、purse.
n.钱包，钱袋;财力，财源;和包或钱袋相似的`东西;女用小提包
vt.使皱起，噘起
例句：
1、She looked at me and then reached in her purse for cigarettes.
她看看我，接着伸手去包里拿香烟。
2、The money could simply go into the public purse, helping to lower taxes.
这笔钱可以直接划入公共资金，帮助降低税收。
二、wallet.
n.钱包，皮夹子
例句：
1、I slid the wallet into his pocket.
我把钱包麻利地塞进了他的口袋。
2、The madman flung away his watch and his wallet.
那个疯子把自己的手表和皮夹子扔了。