noun
- the quality or state of being sunny; brightness from sunlight
- cheerfulness; a bright, optimistic disposition
Examples
- The sunniness of the morning made everyone feel energetic.
- We enjoyed the sunniness of the beach vacation.
- Her natural sunniness brightened the whole room.
- The child’s sunniness was contagious to everyone around her.
- Despite the challenges, he maintained his characteristic sunniness.
- The sunniness of her personality made her popular with colleagues.