Guarantor

A third party who agrees to meet the monthly mortgage repayments if you are unable to. This is most common with first-time buyers, and the guarantor is usually their parent or guardian.

Gazunder

Where a buy will lower the amount of an offer that has been made to (the seller of a property), typically just before the exchange of contracts.

Gazumping

When an offer has been accepted on a property but a different buyer then makes a higher offer, which the seller accepts.