spontaneity

noun

spon·​ta·​ne·​i·​ty ˌspän-tə-ˈnē-ə-tē  -ˈnā- 

1

: the quality or state of being spontaneous

2

: voluntary or undetermined action or movement

also : its source

Synonyms

• abandon
• abandonment
• ease
• lightheartedness
• naturalness
• spontaneousness
• unconstraint
• uninhibitedness
• unrestraint

Examples of spontaneity in a Sentence

the spontaneity of their behavior

the couple sacrificed some of the spontaneity in their lives when they both got nine-to-five jobs

Recent Examples on the Web

The good news is Venus will enter Aries on Feb. 4, supercharging your romantic fifth house of love, passion and pleasure — this turns up the heat in your love life as an air of spontaneity and playfulness surrounds your romantic pursuits. —Valerie Mesa, People.com, 7 Feb. 2025

Director Jonathan Eusebio, a talented fight coordinator with titles like The Fall Guy and Violent Night and assorted John Wicks to his credit, doesn’t give the action any spontaneity or grace or visceral pizzazz. —Bilge Ebiri, Vulture, 7 Feb. 2025

Dim lighting, moody music, elegant decor, and an element of spontaneity are the prevailing requisites for a romantic table for two—and the 28 destinations ahead (both established and newly opened) deliver that in spades. —Nicole Kliest, Vogue, 13 Jan. 2025

For their Prada men’s fall 2025 collection, the designers leaned on instinct and spontaneity, which reflected not only in their eclectic lineup but also in the individual beauty looks on the runway. —Jennifer Weil, WWD, 27 Jan. 2025

Word History

Etymology

borrowed from New Latin spontāneitāt-, spontāneitās, from Late Latin spontāneus "voluntary, unconstrained, spontaneous" + Latin -itāt-, -itās -ity

First Known Use

1651, in the meaning defined at sense 1

Kids Definition

spontaneity

noun

spon·​ta·​ne·​ity

ˌspänt-ən-ˈē-ət-ē,

ˌspänt-ᵊn-,

-ˈā-ət-

: the quality or state of being spontaneous