Gazumph British informal
Used to refer to a situation in which a house seller raises the price higher than the initial one that has been agreed-upon before the sale has been finalized
I think we should immediately put down a deposit on the house, otherwise the seller will gazumph the price.
1. To take a lot of money from someone by deception or extortion
2. To charge someone too much money for something
The verb "gazumph" should be conjugated according to its tense.
State something in a very strong, clear and effective way
Congratulation on your speech! You really drive your message home!