Dictionary entry

Rue (3)

Webster's Dictionary 1913

Rue, v. i. 1. To have compassion.

God so wisly [i.e., truly] on my soul rue. Chaucer.

Which stirred men's hearts to rue upon them. Ridley.

2. To feel sorrow and regret; to repent.

Work by counsel and thou shalt not rue. Chaucer.

Old year, we'll dearly rue for you. Tennyson.