noun
consort of a prince or duke; duchess; princess
Refers to the wife of a prince or duke, or a female member of royalty/nobility of similar rank. The exact translation depends on the specific title system (e.g., European vs. Japanese).
彼女は公妃として、多くの公務をこなしている。
As a duchess, she carries out many official duties.
その公妃はチャリティー活動に熱心だ。
The princess is devoted to charity work.