Undersell (verb)

To sell something at a lower price than the competition or the market value.

Origin:

From under- (below) + sell (to sell something).

Examples:

1. The store undersold its competition by offering lower prices.
2. The company undersold its rivals by cutting its prices.
3. He undersold the property by setting the price too low.
4. She undersold the product by offering it at a discount.
5. The business undersold their goods in order to attract more customers.