Synonyms of lightness

lightness 1 of 2

noun (1)

1

as in slightness

the state or quality of having little weight

the first thing I noticed about the little bird was its lightness; I could hardly tell I was holding it in my hand

Synonyms & Similar Words

• slightness
• weightlessness
• fluffiness
• airiness
• ethereality
• delicacy
• insubstantiality
• etherealness
• flimsiness

Antonyms & Near Antonyms

• heaviness
• weightiness
• massiveness
• solidity
• ponderousness
• substantiality
• solidness
• heftiness

2

as in cheerfulness

a lack of seriousness often at an improper time

the inappropriate lightness of the anchorman's tone while he was reading the story of the freak accident in which people had died

Synonyms & Similar Words

• cheerfulness
• glee
• levity
• silliness
• frivolity
• flippancy
• frivolousness
• facetiousness
• festivity
• flightiness
• cheer
• lightheartedness
• mirth
• frothiness
• light-headedness
• childishness
• light-mindedness
• joviality
• hilarity
• goofiness
• gaiety
• mirthfulness
• merriment
• gleefulness
• puerility
• high-spiritedness

Antonyms & Near Antonyms

• gravity
• seriousness
• earnestness
• solemnity
• soberness
• sadness
• melancholy
• solemnness
• unhappiness
• depression
• gloom
• dejection
• moroseness
• despondency
• gloominess
• sullenness
• joylessness
• heartsickness
• dispiritedness
• downheartedness
• mopes

lightness

2 of 2

noun (2)

ˈlīt-nəs 

as in brightness

the quality or state of having or giving off light

the photographer was concerned that the lightness of the background would cast the main subject into shadow

Synonyms & Similar Words

• brightness
• brilliancy
• brilliance
• illumination
• luminosity
• light
• radiance
• glow
• luminousness
• luminance
• candor
• luster
• glare
• effulgence
• splendor
• dazzle
• glint
• lambency
• refulgence
• gleam
• lustrousness
• flicker
• luminescence
• twinkle
• fluorescence
• sheen
• incandescence
• flame
• blaze
• flare
• sparkle
• glimmer
• shimmer
• fire
• flash
• gloss
• polish
• shininess
• shine
• glitter
• scintillation
• burnish
• glisten

Antonyms & Near Antonyms

• blackness
• dullness
• darkness
• dark
• duskiness
• dimness
• somberness
• gloominess
• haziness
• cloudiness
• obscurity
• murkiness
• paleness
• grayness
• colorlessness
• obscureness
• shadiness
• shadowiness
• lackluster

Example Sentences

Recent Examples of lightness

Noun

That may not sound like much in the modern age of Toyota Camrys having more than 300 horsepower, but the Seven makes up for it in lightness, weighing well under one ton. —Erik Shilling, Robb Report, 9 Mar. 2026

Maybe reaching patriotic Judeo-Christian nirvana should feel like the unbearable lightness of an emptied mind. —Jessica Winter, New Yorker, 27 Feb. 2026

The lightness balanced with the deep pain. —Rachel Handler, Vulture, 27 Feb. 2026

Levito, a former US national champion in 2023 and silver medalist at the World Championships in 2024, brings a signature lightness and grace to the ice. —Alice Rosati, Vanity Fair, 20 Feb. 2026