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unreliability

NOUN
credibility gap
Synonyms
WEAK
discrepancy disparity doubtfulness forswearing inconsistency perjury question untrustworthiness untruthfulness
NOUN
fallibility
Synonyms
STRONGEST
frailty
STRONG
errancy
WEAK
misjudgment
NOUN
inaccuracy
Synonyms
STRONGEST
blunder deception defect exaggeration
STRONG
corrigendum erratum fault howler imprecision incorrectness inexactness miscalculation mistake slip solecism typo unfaithfulness wrong
Antonyms
STRONG
correction correctness perfection success
WEAK
accuracy right
NOUN
insecureness
Synonyms
STRONG
alternation anxiety capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluctuation fluidity frailty hesitation immaturity impermanence inconsistency inquietude insecurity irregularity irresolution mutability oscillation pliancy precariousness restlessness shakiness transience uncertainty unpredictability unstableness unsteadiness vacillation variability volatility vulnerability wavering weakness
WEAK
unfixedness unsureness
Antonyms
STRONG
calm certainty ease peace strength sureness
NOUN
instability
Synonyms
STRONGEST
anxiety fluctuation insecurity uncertainty volatility vulnerability weakness
STRONG
alternation capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluidity frailty hesitation immaturity impermanence inconsistency inquietude irregularity irresolution mutability oscillation pliancy precariousness restlessness shakiness transience unpredictability unsteadiness vacillation variability wavering
WEAK
unfixedness
Antonyms
STRONG
calm
WEAK
balance constancy soundness stability steadfastness
NOUN
precariousness
Synonyms
STRONG
alternation anxiety capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluctuation fluidity frailty hesitation immaturity impermanence inconsistency inquietude insecureness insecurity irregularity irresolution mutability oscillation pliancy restlessness shakiness transience uncertainty unpredictability unstableness unsteadiness vacillation variability volatility vulnerability wavering weakness
WEAK
unfixedness unsureness
Antonyms
STRONG
calm certainty ease peace strength sureness
NOUN
ricketiness
Synonyms
STRONG
alternation anxiety capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluctuation fluidity frailty hesitation immaturity impermanence inconsistency inquietude insecurity instability irregularity irresolution mutability oscillation pliancy precariousness restlessness shakiness transience uncertainty unpredictability unsteadiness vacillation variability volatility vulnerability wavering weakness
WEAK
unfixedness wobbliness
Antonyms
STRONG
calm certainty ease peace strength sureness
NOUN
shakiness
Synonyms
STRONG
alternation anxiety capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluctuation fluidity frailty hesitation immaturity impermanence inconsistency inquietude insecureness insecurity irregularity irresolution mutability oscillation pliancy precariousness restlessness transience uncertainty unpredictability unstableness unsteadiness vacillation variability volatility vulnerability wavering weakness
WEAK
unfixedness unsureness
Antonyms
STRONG
calm certainty ease peace strength sureness
NOUN
unstableness
Synonyms
STRONG
alternation anxiety capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluctuation fluidity frailty hesitation immaturity impermanence inconsistency inquietude insecurity instability irregularity irresolution mutability oscillation pliancy precariousness restlessness ricketiness shakiness transience uncertainty unpredictability vacillation variability volatility vulnerability wavering weakness
WEAK
unfixedness wobbliness
Antonyms
STRONG
calm certainty ease peace strength sureness
NOUN
unsteadiness
Synonyms
STRONG
alternation anxiety capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluctuation fluidity frailty hesitation immaturity impermanence inconsistency inquietude insecurity instability irregularity irresolution mutability oscillation pliancy precariousness restlessness ricketiness shakiness transience uncertainty unpredictability vacillation variability volatility vulnerability wavering weakness
WEAK
unfixedness wobbliness
Antonyms
STRONG
calm certainty ease peace strength sureness
NOUN
unsureness
Synonyms
WEAK
alternation anxiety capriciousness changeability changeableness disequilibrium disquiet fickleness fitfulness flightiness fluctuation fluidity frailty hesitation immaturity impermanence inconsistency inquietude insecureness insecurity irregularity irresolution mutability oscillation pliancy precariousness restlessness shakiness transience uncertainty unfixedness unpredictability unstableness unsteadiness vacillation variability volatility vulnerability wavering weakness

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.

Gomez’s approach to observing urban life is authentic and impacted by the unreliability of memory.

From Los Angeles Times • Feb. 23, 2026

The Bundesliga introduced semi-automated offside this season but its microscopic decisions and unreliability have only increased the controversy.

From BBC • Feb. 18, 2026

Air Canada said it has made the decision following advisories issued by governments regarding the unreliability of aviation fuel supplies at Cuban airports.

From The Wall Street Journal • Feb. 9, 2026

The misinformation underscores what researchers say is the unreliability of AI chatbots as a fact-checking tool.

From Barron's • Dec. 16, 2025

The problem was so significant in Illinois that in 2003, Governor George Ryan, a Republican, citing the unreliability of capital punishment, commuted the death sentences of all 167 people on death row.

From "Just Mercy" by Bryan Stevenson