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Synonyms for mercurial
adj flighty, temperamental- changeable
- effervescent
- erratic
- impulsive
- resilient
- unpredictable
- volatile
- blowing hot and cold
- bubbleheaded
- buoyant
- capricious
- elastic
- expansive
- fickle
- flaky
- flip
- fluctuating
- gaga
- gay
- inconstant
- irregular
- irrepressible
- lighthearted
- lively
- lubricious
- mad
- mobile
- movable
- quicksilver
- short-fuse
- spirited
- sprightly
- ticklish
- unstable
- up-and-down
- variable
- yo-yo
Antonyms for mercurial
- certain
- constant
- predictable
- reliable
- stable
- steady
- sure
- unchanging
- calm
- tranquil
- unchangeable
- unperturbable
- unvarying
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.
More words related to mercurial
agile
adjective. physically or mentally nimble, deft
bipolar
adjective. marked by opposite extremes
capricious
adjective. given to sudden behavior change
- any way the wind blows
- arbitrary
- blowing hot and cold
- careless
- changeful
- contrary
- crotchety
- effervescent
- erratic
- every which way
- fanciful
- fickle
- fitful
- flaky
- flighty
- freakish
- gaga
- helter-skelter
- humorsome
- impulsive
- inconstant
- kinky
- lubricious
- mercurial
- moody
- mutable
- notional
- odd
- picky
- punchy
- queer
- quirky
- temperamental
- ticklish
- unpredictable
- unreasonable
- unstable
- up and down
- vagarious
- variable
- volatile
- wayward
- whimsical
- yo-yo
changeable
adjective. erratic
- agitated
- capricious
- changeful
- commutative
- convertible
- fickle
- fitful
- flighty
- fluctuating
- fluid
- impulsive
- inconstant
- indecisive
- irregular
- irresolute
- irresponsible
- kaleidoscopic
- mercurial
- mobile
- movable
- mutable
- permutable
- protean
- restless
- reversible
- revocable
- shifting
- skittish
- spasmodic
- transformable
- transitional
- uncertain
- unpredictable
- unreliable
- unsettled
- unstable
- unsteady
- vacillating
- vagrant
- variable
- variant
- varying
- versatile
- volatile
- wavering
- whimsical
erratic
adjective. unpredictable; wandering
- aberrant
- abnormal
- anomalous
- arbitrary
- bizarre
- capricious
- changeable
- desultory
- devious
- dicey
- directionless
- dubious
- eccentric
- fitful
- flaky
- fluctuant
- idiosyncratic
- iffy
- incalculable
- inconsistent
- inconstant
- irregular
- meandering
- mercurial
- nomadic
- oddball
- peculiar
- planetary
- rambling
- roving
- shifting
- spasmodic
- strange
- stray
- uncertain
- undirected
- unnatural
- unreliable
- unstable
- unusual
- vagarious
- variable
- volatile
- wayward
- weird
- whimsical
excitable
adjective. easily upset or inspired
- agitable
- alarmable
- demonstrative
- edgy
- emotional
- enthusiastic
- fidgety
- fierce
- fiery
- galvanic
- hasty
- high-strung
- hot-headed
- hot-tempered
- hysterical
- impatient
- impetuous
- impulsive
- inflammable
- intolerant
- irascible
- mercurial
- moody
- nervous
- neurotic
- overzealous
- passionate
- peevish
- quick
- quick-tempered
- rash
- reckless
- restless
- sensitive
- short fused
- skittish
- susceptible
- temperamental
- testy
- touchy
- uncontrolled
- uneasy
- vehement
- violent
- volatile
- volcanic
fickle
adjective. vacillating, blowing hot and cold
fleet
adjective. quick in movement
flighty
adjective. fickle, irresponsible
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.