Volatile
audio of Volatile
Volatile [vol-uh-tl]

NOUN, ADJECTIVE

Adjective

  • Likely to change in a very quick or abrupt manner.

Noun

  • Something that is likely to change in a quick manner.
Example

"I was working with volatile substances in the chemistry lab."

"His temperament is very volatile."

Synonyms

Buoyant, Capricious, Elusive, Eruptive, Erratic, Fickle, Mercurial, Uncertain

Antonyms

Certain, Constant, Definite, Immutable, Predictable, Settled, Unchangeable, Unvarying