To recognize, often reluctantly, the reality or truth of
To recount one's evil actions
To participate in the sacrament of confession
"Perhaps you think," he exclaimed, "that this is not parliamentary language; I confess it is not, neither are you to expect any such from me."
I don't confess to understanding what happened but it's fascinating.
To whom should I confess my blunder?
But I must confess, I had a hard time on the second day of my examinations.
Confess that this is delightful, said he.