put in a word 插嘴；替（某人）说好话；推荐（某人）

【例句】
Wait, can I put in a wordhere?
等一下，我可以插句话吗？

She was so unpopular that on one could be found to put in a word for her.
她太不得人心了，没有一个人肯替她说好话。