Meaning of “admittedly” - Learner’s Dictionary

admittedly

adverb uk us /ədˈmɪtɪdli/

B2 used when you are agreeing that something is true although you do not want to:

Admittedly I was partly to blame but it wasn't all my fault.

(Definition of “admittedly” from the Cambridge Learner’s Dictionary © Cambridge University Press)