Synonyms of inconsistent

inconsistent

adjective

ˌin-kən-ˈsi-stənt 

1

as in conflicting

not being in agreement or harmony

inconsistent theories make it difficult to settle on one explanation

Synonyms & Similar Words

• conflicting
• incompatible
• contradictory
• discrepant
• incongruous
• mutually exclusive
• repugnant
• contrary
• clashing
• inharmonious
• inconsonant
• disagreeing
• irreconcilable
• discordant
• at odds
• at variance
• opposite
• opposing
• antagonistic
• antithetical
• diametric
• antipodal
• antipodean

Antonyms & Near Antonyms

• consistent
• compatible
• congruent
• agreeing
• concordant
• consonant
• correspondent (with or to)
• harmonious
• conformable (to)
• similar
• like
• congruous
• accordant
• nonconflicting
• akin

2

as in volatile

likely to change frequently, suddenly, or unexpectedly

an inconsistent breeze was our only relief from the heat

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Example Sentences

Recent Examples of inconsistent

Skilled accounts earned consistent profits by reacting more quickly to publicly available news, arbitraging inconsistent pricing across related contracts and trading against behavioral errors. — Matthew Tan, CNBC, 14 Sep. 2026

The training acknowledges that the voter data set agents were using contains inconsistent information. — Benjamin Swasey, NPR, 14 Sep. 2026

Miami's young secondary was exploited by veteran quarterback Kirk Cousins, both lines were overmatched physically, and the offense was inconsistent. — ABC News, 14 Sep. 2026

The defense attorney argued that theory was inconsistent with the evidence, pointing to Apple Maps searches prosecutors highlighted during the trial. — Lorraine Taylor , Bryan Llenas, FOXNews.com, 11 Sep. 2026