Unreliable

adjective
/ˌʌnrɪˈlaɪəbl/

Meaning

not dependable; not able to be trusted or relied upon

Example Sentences

The old car is unreliable and breaks down frequently.

Synonyms

undependable, untrustworthy, inconsistent

Antonyms

reliable, dependable, trustworthy

Collocations

unreliable source, unreliable data, unreliable narrator

Related Vocabularies

Neat, tidy, and in good order.
able to change; not consistent or having a fixed pattern
Showing disrespect or irreverence toward something sacred.
boldly resistant or challenging; disobedient
covered with soap; having the characteristics of soap; foamy
careful to pay attention; alert and observant

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