Run-up and Throw together

Run-up noun - A substantial increase over a relatively short period of time.

Throw together and run-up are semantically related. In some cases you can use "Throw together" instead a verb phrase "Run-up".

Throw together verb - Produce shoddily, without much attention to detail.

Run-up and throw together are semantically related. Sometimes you can replace phrase "Run-up" with "Throw together", this terms are similar.