English Thesaurus

Synonyms of 'inconsistent'

(adjective) 
Definition
unstable or changeable in behaviour or mood
You are inconsistent and unpredictable.
Synonyms
changeable
He was a man of changeable moods.
The forecast is for changeable weather.
,
variable
Weather conditions are variable and change from day to day.
,
unpredictable
Britain's notoriously unpredictable weather
,
unstable
He was emotionally unstable.
,
irregular
She was suffering from an irregular heartbeat.
,
erratic
the erratic nature of our recent weather
,
uneven
He could hear that her breathing was uneven.
,
fickle
They are fickle, faithless and lewd.
,
capricious
His wife's capricious mood swings were beginning to get him down.
,
unsteady
His unsteady relationship with his flatmates incited him to move out.
,
Opposites
(adjective) 
Definition
not in accordance
The outburst was inconsistent with the image he had cultivated.
Synonyms
incompatible
Their interests were mutually incompatible.
,
conflicting
There are conflicting reports on the severity of his injuries.
,
contrary
His sister was of the contrary opinion to his.
,
at odds
Her inexperience is at odds with the tale she tells.
,
contradictory
He seems to be capable of holding a number of apparently contradictory attitudes.
,
in conflict
,
incongruous
She looked incongruous in an army uniform.
,
discordant
He displays attitudes and conduct discordant with his culture.
,
incoherent
As the evening progressed he became increasingly incoherent.
,
out of step
,
irreconcilable
their irreconcilable points of view
,
at variance
, , ,
vagarious (rare)
Opposites

Additional synonyms

in the sense of at odds
Definition
at variance
Her inexperience is at odds with the tale she tells.
Synonyms
contrary to,
out of line,
at sixes and sevens (informal),
not in keeping,
out of harmony
in the sense of capricious
Definition
having a tendency to sudden unpredictable changes of attitude or behaviour
His wife's capricious mood swings were beginning to get him down.
in the sense of conflicting
There are conflicting reports on the severity of his injuries.

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Video: pronunciation of 'inconsistent'

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Thesaurus for inconsistent from the Collins English Thesaurus
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