Derisory (adjective)

1. Contemptuously or dismissively small or inadequate.
2. Deserving or causing derision; contemptible; ridiculous.

Origin:

From the latin word derisus, meaning "ridiculous" or "scornful".

Examples:

1. The company's profits were only a derisory amount, barely enough to cover expenses.
2. He received a derisory salary for his work, far less than he deserved.
3. The derisory offers they made for the house were an insult.
4. He found the derisory explanation for the mistake to be completely unsatisfying.
5. The derisory amount of money offered as a reward for finding the lost dog was not worth the effort.