IPA: /ˈdrɪərɪnəs/
KK: /ˈdrɪrɪnəs/
The quality of being dull, bleak, or depressing, often causing a feeling of sadness or gloom.
The constant rain added to the dreariness of the day, making everyone feel tired and unmotivated.
Dreariness → It is formed from "dreary" (from Old English *drēorig*, meaning sad or gloomy) and the suffix "-ness" (meaning the state or quality of). The word "dreariness" refers to the state of being dreary or the quality of being gloomy.
Think of the word 'dreary' which means sad or gloomy, and remember that 'dreariness' describes the state of being gloomy.