tell on
Verb
Meaning
give away information about somebody
produce an effect or strain on somebody
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Examples
So I feel that this is an encouragement to other writers in the region to persist in the their work, even if they feel that what they are doing is not popular, because in the long run it may tell on their behalf.
The advantage of beating a mute is he can't tell on you.
A person who underneath the tall palm tree is best positioned to tell on which side the ripe head is.
He told on his classmate who had cheated on the exam
Each step told on his tired legs
Just above this new square – Ian and Sam have been methodically removing very loose fill from the five-meter-wide step that runs the length of the tell on the western side.