Malodorous (adjective)

1. Having a strong and unpleasant smell.
2. Giving off a foul odor.

Origin:

The word malodorous comes from the latin words "mal", meaning bad, and "odor", meaning smell.

Examples:

1. The garbage dump was malodorous and attracted many flies.
2. The malodorous substance in the canister was a hazardous waste that had to be disposed of carefully.
3. The malodorous room had to be aired out before anyone could enter it.
4. The malodorous cheese was covered in mold and had to be thrown out.
5. The malodorous breath of the dog was the result of eating something that did not agree with him.