acknowledge as

acknowledge (one) as (something)

To publicly announce or accept that one possesses certain qualities or has attained a specific achievement or result. All she wanted was for her old boss to finally acknowledge her as the new director of the organization. The dissidents refused to acknowledge the new leader as legitimate.
See also: acknowledge
Farlex Dictionary of Idioms.

acknowledge someone as something

to agree or announce publicly that a person holds a particular office or station, or that a person has particular qualities. She found it difficult to acknowledge herself as a failure.
See also: acknowledge

acknowledge something as something

to agree or announce publicly that something is as previously stated. The president acknowledged the statement as the truth.
See also: acknowledge
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • acknowledge
  • acknowledge (one) as (something)
  • acknowledged
  • have (someone's or something's) good points
  • have your good, plus, etc. points
  • have (someone's or something's) plus points
  • come out to be
  • (one's) face fits
  • someone's face fits
  • be somebody's middle name