IPA: /ˈsɔːrɪli/
KK: /ˈsɔrɪli/
In a way that shows sadness or regret.
She looked at him sorrily after realizing her mistake.
The word 'sorrily' is derived from 'sorrow' (from Old English 'sorh', meaning distress or grief) and the adverbial suffix '-ly' (meaning in a manner of). Thus, 'sorrily' means in a manner that expresses sorrow or grief.
Think of feeling 'sorrow' and remember that 'sorrily' means to express that feeling in a certain way.