Algerian currency reserves have significantly plummeted in the last five years.

The treatment's acceptability plummeted by nearly 96% that year after researchers discovered disfiguring side effects.

The price of rice has plummeted.

Sales will surely plummet without this change.

We heard that the company's stock is about to plummet, so we're getting out while the getting is good.

Home prices are plummeting.

Slow economic recovery has sent auto sales plummeting.

Temperatures have plummeted.

The Berber-speaking population quickly plummeted with the arrival of the first French settlers.

Consumer confidence is plummeting.