ビッチ (bitchi) Japanese meaning: slut | Kotomoraっ
てる
。
The section chief is a real bitch, always yelling at her subordinates.
悪女 describes a scheming or wicked woman, whereas ビッチ (sense 2) is used more loosely as an insult for a bossy or unpleasant woman.
Etymology
Loanword from English 'bitch', adopted into Japanese slang with similar derogatory meanings.