1. The quality or state of being lightsome; nimbleness, agility, or graceful movement.
Usage: Plural form of lightsomeness; Archaic or literary
2. The quality of being light in weight or not burdensome.
Usage: Archaic or literary

Examples

• The dancer's lightsomenesses were evident in every leap and turn across the stage.
• With remarkable lightsomenesses, the acrobat moved through the routine without apparent effort.
• The various lightsomenesses displayed by the performers impressed the audience.
• Her natural lightsomenesses made her an ideal candidate for the ballet company.
• The lightsomenesses of their movements contrasted sharply with the heavy music.