A performer who pretends to swallow fire. / (figuratively) A quarrelsome or belligerent person. / (US, historical) An extreme partisan for the South before the US Civil War.

Alternative spelling of firebreak

A fire, often large, that consumes a forest or woodland.

The highest quality of gemstones, especially of diamonds and pearls. / (by extension) The highest rank or quality or the greatest degree.

(astronomy) The waxing lunar phase, from new moon to half way between new moon and full moon.

Hard to ignite; not flammable.

A substance that makes an object resistant to burning.

(colloquial) Very emotional or excited, positively or negatively, regarding something.

simple past tense and past participle of fire up

Resistant to damage from fire.