fess up
Verb
Meaning
admit or acknowledge a wrongdoing or error
Source: WordNetSynonyms
Antonyms
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Examples
People do bad things in their lives. And those sort of things are forgivable. That's half the point of having confession in church - you need to be able to fess up to what you've done.
the writer of the anonymous letter owned up after they identified his handwriting
But, for some people, their 'thing' is more than a 'thing': it's a sex fetish they're too ashamed to 'fess up to.
I thought Teck would continue to play the UCP along as long as possible, or at least not fess up until after the federal government had ruled.
If you make a mistake, fess up.
He would force the boys to fess up to me that they had given their sister a black eye or made marks on them.