Way-out and Zany

Way-out adjective - Different from the ordinary in a way that causes curiosity or suspicion.

Zany and way-out are semantically related. In some cases you can use "Zany" instead an adjective phrase "Way-out".

Zany adjective - Showing or marked by a lack of good sense or judgment.

Way-out and zany are semantically related. Sometimes you can use "Way-out" instead an adjective "Zany".