Other forms: chilis
A chili is a pungent, spicy pepper, and it's also the name of a delicious stew made of meat and beans that's flavored with chili powder.
A chili, or chili pepper, is actually the berry of a Capsicum plant. Both fresh and dried chilis are used to add some heat and spice to all kinds of dishes, from Mexican mole to Indian curry and Thai stir-fry. They're also an important ingredient in chili con carne, the spicy stew whose name is often shortened to chili. The word derives from the Aztec chilli, "spicy pepper."