untrustworthy
/ʌnˈtrʌstˌwɜːrði/
adjective
- Not able to be trusted or relied on; not dependable.
- I would not lend money to him because he is untrustworthy.
- The website gave untrustworthy information about the medicine.
- She realized her assistant was untrustworthy after he lied about the report.
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