Build up and Hook up with

Build up verb - To become greater in extent, volume, amount, or number.

Hook up with and build up are semantically related In some cases you can use "Hook up with" instead a verb "Build up".

Hook up with verb - Take in marriage.

Build up and hook up with are semantically related in combine topic. You can use "Build up" instead a verb "Hook up with", if it concerns topics such as adjoin.