我们原本已经谈妥了公寓价格，但房主在最后一刻突然加价。

We had agreed on the apartment price, but the owner ___gazumped us at the last minute.

我们谈好的房子被别人高价截胡了，卖家临时反悔接受了更高的报价。

We were ___gazumped when the seller suddenly accepted a higher offer from another buyer.