sun A1

/sʌn/ The star that gives light and heat to the Earth and the other planets.

sunniness C2+

/ˈsʌninəs/ the quality of being full of sunshine or cheerfully bright

sunshiny C2+

/ˈsʌnʃaɪni/ bright with sunshine; cheerful

sundown C2+

/ˈsʌndaʊn/ the time in the evening when the sun disappears below the horizon; sunset

sunnily C2+

/ˈsʌnəli/ in a cheerful, bright, or sunny manner

sunup C2+

/ˈsʌnʌp/ the time in the morning when the sun appears; sunrise