Foreword and Run-up

Foreword noun - A short section (as of a book) that leads to or explains the main part.

Run-up and foreword are semantically related. In some cases you can use "Run-up" instead a noun "Foreword".

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

Foreword and run-up are semantically related. Sometimes you can use "Foreword" instead a noun phrase "Run-up".