Learn That Word

Synonyms for Gloominess (same or very similar meaning)

WordNet sense 1 (an atmosphere of depression and melancholy):
gloom, glumness

WordNet sense 2 (a feeling of melancholy apprehension):
somberness, sombreness

WordNet sense 3 (the quality of excessive mournfulness and uncheerfulness):
lugubriousness, sadness


From the ODE community, based on WordNetadd/edit