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fleetingness

noun

The quality of being fleeting.

Similar

ephemerality briefness transiency ephemeralness

Scrabble 16

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Meanings

nounfleetingness (countable and uncountable, plural fleetingnesses)

plural fleetingnesses

countableuncountableThe quality of being fleeting.
But the perpetual mutability and fleetingness of those immediate objects of sight render them incapable of being managed after the manner of geometrical figures […]
1709, George Berkeley, An Essay Towards a New Theory of Vision, §156
Synonyms: ephemerality, briefness, transiency

Synonyms & antonyms

nounThe quality of being fleeting.

Similar

ephemerality briefness transiency

More synonyms by meaning

nounthe property of lasting for a very short time

Similar

ephemerality ephemeralness

Broader

transience transiency transitoriness

Also see

brevity briefness ephemerality ephemeralness impermanence temporariness transience transientness

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From fleeting + -ness.

Full word history & related roots →

Cite this entry

APA

fleetingness. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/fleetingness

MLA

“fleetingness.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/fleetingness. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “fleetingness,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/fleetingness.

Source: fleetingness on Wiktionary, CC BY-SA 4.0.