Synonyms of unreliable

unreliable

adjective

as in erratic

likely to change frequently, suddenly, or unexpectedly

I wouldn't count on him to show up for the play—he's pretty unreliable.

She drives her car locally, but worries it's too unreliable for longer trips.

Synonyms & Similar Words

• erratic
• shaky
• inconsistent
• undependable
• untrustworthy
• unpredictable
• volatile
• unstable
• random
• dicey
• scattered
• haphazard
• arbitrary
• stray
• aimless
• slapdash
• hit-or-miss
• ambivalent
• desultory
• irregular
• unsteady
• uncertain
• variable
• unsettled
• capricious
• fluid
• inconstant
• temperamental
• changeful
• hesitating
• mercurial
• mutable
• fickle
• changeable
• vacillating
• fluctuating
• wavering
• shilly-shallying
• shilly-shally
• skittish
• flickery

Antonyms & Near Antonyms

• reliable
• dependable
• trustworthy
• true
• sure
• permanent
• trusty
• persistent
• durable
• tried
• lasting
• constant
• certain
• stable
• predictable
• steady
• abiding
• stationary
• invariable
• unchanging
• unchangeable
• tried-and-true
• immutable
• uniform
• settled
• even
• unvarying
• changeless
• equable

Examples of unreliable in a Sentence

Recent Examples on the Web

Heat stress takes a toll on birds In southeastern Arizona’s Sky Islands, Williamson told The Arizona Republic, unreliable rains are affecting flowering plants that provide the nectar to power them on to Mexico. —Brandon Loomis, The Arizona Republic, 22 Sep. 2024

Bell’s office in its motion also raised other issues with Williams’ conviction, including claims he was convicted on the testimony of two unreliable informants facing their own legal troubles and further incentivized by $10,000 in reward money. —Dakin Andone, CNN, 12 Sep. 2024

Her brain is essentially the unreliable narrator of her own reality. —Catherine Bray, Variety, 1 Oct. 2024

The result is one of the most fascinating depictions of an unreliable narrator in the documentary field. —Matthew Carey, Deadline, 25 Sep. 2024