Difference between Gloom and Glumness

Gloom

Part of speech: noun

Definition: darkness, dimness or obscurity a melancholy, depressing or despondent atmosphere

Part of speech: verb

Definition: To be dark or gloomy. to look or feel sad, sullen or despondent.

Example sentence: Criticism and pessimism destroy families, undermine institutions of all kinds, defeat nearly everyone, and spread a shroud of gloom over entire nations.

Glumness

Part of speech: noun

Definition: The emotion of being glum.