Skyrocket

Noun

 * 1) a type of firework that uses a solid rocket motor to rise quickly into the sky where it emits a variety of effects such as stars, bangs, crackles, etc.
 * 2) (by extension) a rebuke, a scolding.
 * 3) (rhyming slang) pocket.

Verb

 * 1) To increase suddenly and extremely; to shoot up; to surge or spike.
 * The shortage caused prices to skyrocket.

Antonyms

 * plummet

Thesaurus
advance, ameliorate, amend, bob up, break water, climb, come along, come on, develop, float up, fly up, fountain, gain, gain ground, get ahead, get along, go ahead, go forward, graduate, grow better, gush, improve, jet, jump up, leap up, look up, make headway, make progress, make strides, meliorate, mend, perk up, pick up, pop up, progress, rocket, shape up, shoot up, show improvement, soar, spring up, spurt, start up, surface, take off, upleap, upshoot, upspear, upspring, upstart, vault up, vise

Noun

 * Icelandic: eldflaug,
 * Italian: razzo

Verb

 * Czech:
 * Finnish: nousta pilviin


 * Serbo-Croatian: odletjeti u nebesa