Outlandish (adjective)

1. Unusual, strange, and different from what is typical or expected.
2. Bizarre, eccentric, or outlandish in appearance or behavior.

Origin:

Outlandish originated in the 16th century, it is formed from "out" and "land" and was first used to describe something coming from a foreign land.

Examples:

1. The artist's work was considered outlandish because of the way he used color and form.
2. The film's plot was so outlandish that it was hard to follow.
3. The fashion at the party was quite outlandish, with people wearing bright colors and wild patterns.
4. The idea of living on Mars seemed outlandish a few decades ago, but now it is being seriously considered.
5. The young actor's outlandish behavior on set made him difficult to work with.