Preamble and Preliminary remarks

Preamble noun - A performance, activity, or event that precedes and sets the stage for the main event.

Preliminary remarks and preamble are semantically related. in introduction topic. In some cases you can use "Preliminary remarks" instead a noun "Preamble".

Preamble and preliminary remarks are semantically related. You can use "Preamble" instead a noun phrase "Preliminary remarks".