erratic

[ih-rat-ik] / ɪˈræt ɪk /

ADJECTIVE

unpredictable; wandering

Synonyms

STRONGEST

abnormal arbitrary bizarre capricious eccentric inconsistent irregular mercurial uncertain unreliable unstable unusual volatile wayward weird whimsical

WEAK

aberrant anomalous changeable desultory devious dicey directionless dubious fitful flaky fluctuant idiosyncratic iffy incalculable inconstant meandering nomadic oddball peculiar planetary rambling roving shifting spasmodic strange stray undirected unnatural vagarious variable

Antonyms

STRONGEST

calm common normal reasonable regular sensible stable standard steadfast steady unchanging usual

WEAK

certain consistent definite dependable predictable reliable sure

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Climate change is wreaking havoc on agriculture, bringing stronger storms, longer droughts, erratic rainfall and rising temperatures.

From Salon • Apr. 11, 2026

Meanwhile, the 2025 novel “Unfit” by Ariana Harwicz, about a mother losing her children in a custody battle, uses erratic crayon scribbles on its cover.

From Los Angeles Times • Mar. 16, 2026

World number one Scottie Scheffler, who had an erratic level-par 72 in round one, is among the later starters, alongside England's Tommy Fleetwood.

From BBC • Mar. 13, 2026

By age 5, in 1951, I began to notice that her behavior could be erratic.

From The Wall Street Journal • Mar. 10, 2026

Thus it was that three students made their slightly erratic way back to the University.

From "The Name of the Wind" by Patrick Rothfuss

Vocabulary lists containing erratic

To Kill a Mockingbird

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List 1

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"To Kill a Mockingbird" by Harper Lee, Chapters 1–6

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