discreditable

adjective
UK /dɪsˈkredɪtəbl/
US /dɪsˈkredɪtəbl/

Something discreditable makes people think badly of you.

Cheating on the test was a discreditable thing to do.


OTHER MEANINGS

2. Bringing shame or loss of respect to a person or group.

His discreditable behavior embarrassed the whole team.

3. Damaging to a good reputation.

The company hid a discreditable secret about its past.

4. Not deserving of trust or praise.

It was a discreditable performance by the players.