Noun
a state of warm snug comfort
Source: WordNetThe cup of tea on arrival at a country house is a thing which, as a rule, I particularly enjoy. I like the crackling logs, the shaded lights, the scent of buttered toast, the general atmosphere of leisured cosiness. P. G. Wodehouse
Energy-efficient, and therefore cost-effective, it brings warmth and cosiness to any room. Source: Internet
Roughly translated as 'cosiness', it implies warmth, conviviality and community. Source: Internet