Darkly

Part of speech: adverb (adv.)

1. With imperfect light, clearness, or knowledge; obscurely; dimly; blindly; uncertainly. What fame to future times conveys but darkly down. Dryden. so softly dark and darkly pure. Byron.

2. With a dark, gloomy, cruel, or menacing look. Looking darkly at the clerguman. Hawthorne.