Build up and Prefab

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

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

Prefab adjective - Manufactured in standard sizes to be shipped and assembled elsewhere.

Build up and prefab are semantically related in assemble topic. Sometimes you can use "Build up" instead a verb "Prefab".