soar (verb, intransitive) — when the value, amount, or level of something rises or increases very quickly.
Common synonym: rocket.
Examples:
Air pollution will soar if new environmental laws are delayed.
The verb soar is frequently used to describe rapid upward trends in numbers, prices, or emotions, and can also describe flying or moving high in the air gracefully.
Author’s summary: “Soar” describes something increasing or ascending quickly, either literally in flight or figuratively in value, emotion, or intensity.