Blow up out of proportion and Build up

Build up and blow up out of proportion are semantically related. in exaggerate topic. In some cases you can use "Build up" instead a verb phrase "Blow up out of proportion".

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

Blow up out of proportion and build up are semantically related. Sometimes you can use "Blow up out of proportion" instead a verb "Build up".