Synonyms of the word

mercurial

• n. (obsolete) Any of the plants known as mercury.
• n. (astrology) Someone born under the influence of Mercury.
• n. (now historical) A preparation of mercury, especially as a treatment for syphilis.
• adj. (often capitalized, see Mercurial) Pertaining to the planet Mercury.
• adj. (often capitalized, see Mercurial) Pertaining to the Roman god Mercury, the god of trade; hence, money-making;…
• adj. (astrology) Born under the influence of the planet Mercury, and having such characteristics.
• adj. Of, or pertaining to the element mercury; containing mercury; caused by the action of mercury or quicksilver.
• adj. Having a volatile or lively character; quick-witted, changeable, animated.
• adj. Volatile, changeable.

changeable

• adj. Capable of being changed.
• adj. Subject to sudden or frequent changes.

changeful

• adj. (rare) Changing frequently; very susceptible to change; variable; fickle.

erratic

• adj. unsteady, random; prone to unexpected changes; not consistent.
• adj. Deviating from the common course in opinion or conduct; eccentric; odd.
• n. (geology) A rock moved from one location to another, usually by a glacier.
• n. Anything that has erratic characteristics.

fickle

• adj. Quick to change one’s opinion or allegiance; insincere; not loyal or reliable.
• adj. (figuratively) changeable.
• v. (transitive) To deceive, flatter.
• v. (transitive, Britain dialectal) To puzzle, perplex, nonplus.

metal

• n. (heading) Chemical elements or alloys, and the mines where their ores come from.
• n. (heraldry) A light tincture used in a coat of arms, specifically argent and or.
• n. Molten glass that is to be blown or moulded to form objects.
• n. (music) A category of rock music encompassing a number of genres (including thrash metal, death metal,…
• n. (archaic) The substance that constitutes something or someone; matter; hence, character or temper; mettle.
• n. The effective power or calibre of guns carried by a vessel of war.
• n. (Britain, obsolete, in the plural) The rails of a railway.
• n. (informal, travel, aviation) The actual airline operating a flight, rather than any of the codeshare operators.
• adj. (music) Characterized by strong drum-beats and distorted guitars.
• adj. Having the emotional or social characteristics associated with metal music; brash, bold, frank, unyielding,…
• v. To make a road using crushed rock, stones etc.

quicksilver

• n. The metal mercury.
• n. (colloquial) An amalgam of mercury and tin applied to the backs of mirrors, quicksilvering.
• adj. Unpredictable, erratic or fickle; mercurial.
• v. To overlay with quicksilver.
• v. To treat with quicksilver.