lightness
n.n. the quality of being not heavy or difficult to lift. It can also describe a feeling of being free from worry or a style that is simple and easy to understand.
n. the quality of being not heavy in weight or difficult to lift; also refers to a state of mental freedom from burdens or a stylistic quality of simplicity and grace.
The lightness of the fabric makes it perfect for summer.
After the long hike, the lightness of the backpack felt like a great relief.
The architect's design achieved a remarkable lightness of touch, balancing structural integrity with an airy, open-plan aesthetic that felt entirely weightless.
From Middle English lightnes, lightnesse, from Old English līhtnes, lȳhtnys (“enlightening, illumination”), from Proto-West Germanic *liuhtinassī; equivalent to light (“to make bright, illuminate”, verb) + -ness (suffix forming nouns). Cognate with Old High German liuhtnissi (“illumination, enlightening”).
From Middle English lightnes, lightnesse, from Old English *lēohtnes (“lightness”) (compare Old English lēohtmōdnes (“lightness”, literally “light-moodedness”), līhtingnes (“lightness, alleviation”)); equivalent to light (“not heavy”, adjective) + -ness (suffix forming nouns). Cognate with Middle Low German luchtnisse, lüchtnisse (“lightness, frivolity, joyfulness”).