B1
to tell someone that you are sorry about something you have done
Dictionary examples:
I apologized to my cat for stepping on its tail, but it just meowed sarcastically. (0.0)
She apologized to her bed for leaving it so early in the morning. (0.0)
I apologized to my alarm clock for hitting it every morning. (0.0)
She apologized for leaving early. (16.0)
I must apologize to Isobel for my behavior. (27.0)
Trains may be subject to delay - we apologize for any inconvenience. (65.0)