
Kick somebody in the teeth
Feeling Betrayed
Emphasizes the emotional impact of being let down during difficult times.

He supported her throughout, so her leaving was a kick in the teeth.
Support Withdrawn
Suggests a sudden lack of support when it was most expected or needed.

The cancelation of funding felt like a kick in the teeth to the researchers.
Casual Expression
Commonly used in informal situations among friends or in personal anecdotes.

It was a kick in the teeth to find out they went to the concert without me.
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