Long-term and Prelusive

Long-term adjective - Relating to or extending over a relatively long time.

Prelusive and long-term are semantically related. In some cases you can use "Prelusive" instead an adjective phrase "Long-term".

Prelusive adjective - Coming before the main part or item usually to introduce or prepare for what follows.

Long-term and prelusive are semantically related. Sometimes you can use "Long-term" instead an adjective "Prelusive".