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erratic Synonyms
Another word for erratic
Choosing another word for erratic that fits your sentence is easier when synonyms and similar words are paired with an exact adjective definition and ranked by match strength.
• adjective (Context 1)
Not even or regular in pattern, movement, or behavior; unpredictable and inconsistent.
Usage Example
"The patient's unpredictable breathing prompted the medical team to monitor his vital signs more closely."
Strongest
unpredictable
inconsistent
irregular
Strong
fitful
volatile
unstable
sporadic
capricious
mercurial
unsteady
Opposites of erratic
The opposite of erratic shifts depending on context. Common opposites include:
consistent
predictable
regular
steady
stable
dependable
uniform
constant
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Erratic. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/erratic