English Reference

Word

silliness

Phoneticssilli·ness

US/ˈsɪɫinəs/

UK/sˈɪlinəs/

Uncountable noun

Definition

n. the quality of being silly or acting in a way that is not serious. It describes behavior that is playful, foolish, or lacks common sense.

n. the quality or state of being silly; behavior or speech that is foolish, absurd, or lacking in seriousness. Often used to describe a playful or lighthearted mood.

Examples

“The children's silliness kept everyone laughing all afternoon.”

“After a long week of serious meetings, the team enjoyed a bit of silliness during the Friday afternoon game.”

“While some critics dismissed the film's silliness as a failure of taste, others argued that the exaggerated humor was precisely what made the story so accessible to a younger audience.”

Examples

simple

“The children's silliness kept everyone laughing all afternoon.”

contextual

“After a long week of serious meetings, the team enjoyed a bit of silliness during the Friday afternoon game.”

complex

“While some critics dismissed the film's silliness as a failure of taste, others argued that the exaggerated humor was precisely what made the story so accessible to a younger audience.”

Real-World Examples

“The goal for the performances is sincerity rather than silliness.”
The Guardian 18 Aug 2026
“There’s a cheek, a mischief; he’s “playing” with us, he admits, with the silliness of it all.”
The Guardian 26 Sept 2026

Etymology

From silly + -ness.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Word family

NOUN

silliness(B2)

ADJECTIVE

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
Frequency
Occasional
Level
B2 · Upper Intermediate
Updated

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English Reference