Risible (adjective)

Causing or deserving ridicule or laughter; absurd, funny, or laughable.

Origin:

The word "risible" comes from the latin word "risibilis", which means "fit to be laughed at".

Examples:

1. The clown's silly antics were risible and had the audience in stitches.
2. The risible notion that aliens have visited the Earth has been discredited by most scientists.
3. The risible performance by the magician was not well received by the audience.
4. The risible excuses for being late were not taken seriously by the boss.
5. The risible attempt at stand-up comedy was met with a chorus of boos.