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silliness

/ˈsɪlinɪs/noun

silliness is spelled S-I-L-L-I-N-E-S-S: 9 letters and 3 syllables. It appears about once in every 2 million words in written English, the 37,459th most frequent word form (wordfreq, 2021 data). As a noun, silliness means “That which is perceived as silly or frivolous” (English Wiktionary, September 2026). The plural of silliness is sillinesses.

How many letters and syllables are in silliness?

Letters9: S-I-L-L-I-N-E-S-S
Syllables3 (from its American pronunciation)
In writingabout once in every 2 million words; the 37,459th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is silliness?

Silliness appears about once in every 2 million words in written English, the 37,459th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce silliness?

  • /ˈsɪlinɪs/
  • /-nəs/

Silliness has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-silliness.wav, Wikimedia Commons (author and licence on each file's page).

Forms of silliness

  • sillinesses plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does silliness mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    That which is perceived as silly or frivolous.

  2. 2

    An act that is silly; a result of being silly.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Silliness in Spanish, French, German and Portuguese

In the sense that which is perceived as silly or frivolous:

LanguageWords
Frenchbêtise, stupidité
GermanDummheit, Albernheit

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does silliness come from?

From silly + -ness.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What to look up after silliness