The glands (lymph nodes) on either side of the neck, under the jaw, or behind the ears commonly swell when you have a cold or sore throat. More serious infections may cause the glands to enlarge and become very firm and tender.
Making the world better, one answer at a time. Brava is the feminine form (used to refer to a woman, a girl, or really any noun that is grammatically feminine in Spanish); and bravo is the masculine form.
Pyrite is quite easy to distinguish from gold: pyrite is much lighter, but harder than gold and cannot be scratched with a fingernail or pocket knife. Pyrite is commonly found to contain minor nickel, and forms a series with Vaesite; Bravoite is a nickeloan variety of pyrite. It usually contains minor cobalt too and forms a series with Cattierite. Many pyrites contain minor As, see Arsenian Pyrite.