lightness

Noun

• the trait of being lighthearted and frivolous

• the visual effect of illumination on objects or scenes as created in pictures
  • he could paint the lightest light and the darkest dark
    

• having a light color

• the gracefulness of a person or animal that is quick and nimble

• the property of being comparatively small in weight
  • the lightness of balsa wood
    

• a feeling of joy and pride

Related words

• Synonyms: 
  lightsomeness , light , agility , legerity , nimbleness , weightlessness , elation , high spirits
• Antonyms: 
  darkness , heaviness , weightiness