- bright, shining, shiny, sunshiny, sunny - abounding with sunlight; "a bright sunny day"; "one shining norming"- John Muir; "when it is warm and shiny"
Antonym: cloudy (indirect, via clear)
- cheery, gay, sunny - bright and pleasant; promoting a feeling of cheer; "a cheery hello"; "a gay sunny room"; "a sunny smile"
Antonyms: cheerless, uncheerful (indirect, via cheerful)