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Not reliable or trustworthy

official

adjective

used about information that someone in authority provides. This word is sometimes used for suggesting that the information is not completely reliable

unreliable

adjective

unreliable information is not definitely true or accurate

unreliable

adjective

someone who is unreliable will not do what you ask them to do, or will not do it well

suspect

adjective

something or someone that is suspect cannot be trusted or believed

feckless

adjective

a feckless person is not reliable, does not care about achieving anything, and has no clear plans

untrustworthy

adjective

not capable of being trusted or depended on

flighty

adjective

changing your opinions and behaviour often, and not serious or reliable

inconsistent

adjective

not always behaving in the same way or producing the same results

inconsistency

noun

the state of being inconsistent

unreliable

adjective

an unreliable witness is someone whose evidence is unlikely to be accepted in a court of law

vocal fry

a speech habit in which a speaker lowers their voice at the end of a sentence

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dray

a type of cart pulled by a horse and used in the past for carrying barrels of beer

Open Dictionary

conflict mineral

a mineral which is mined in a place where there is armed conflict, and sold to help pay for weapons

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