Aqua vitae and Curtain-raiser

Aqua vitae noun - A distilled beverage that can make a person drunk.

Curtain-raiser and aqua vitae are semantically related. In some cases you can use "Curtain-raiser" instead a noun phrase "Aqua vitae".

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

Aqua vitae and curtain-raiser are semantically related. Sometimes you can use "Aqua vitae" instead a noun phrase "Curtain-raiser".