rancidness (noun)

1. The rancidness of the old wooden beams added a unique character to the rustic farmhouse.

2. Why did the butter go to therapy? Because it couldn't deal with its rancidness.

3. In a galaxy far, far away, the alien planet had an atmosphere filled with the rancidness of sulfur.

4. The sweet scent of roses in the garden was overpowered by the rancidness of the trash bins nearby.