Lightness
Lightness , noun
[From Light not heavy.]
The state, condition, or quality, of being light or not heavy; buoyancy; levity; fickleness; nimbleness; delicacy; grace.
Lightness , noun
[From Light bright.]
1.
Illumination, or degree of illumination; as, the lightness of a room. — Chaucer
2.
Absence of depth or of duskiness in color; as, the lightness of a tint; lightness of complexion.