unserious
adjective
unserious is spelled U-N-S-E-R-I-O-U-S: 9 letters. It appears about once in every 15 million words in written English, the 118,441st most frequent word form (wordfreq, 2021 data). As an adjective, unserious means “Characterized by a lack of seriousness (e.g., earnestness, commitment)” (English Wiktionary, September 2026).
How many letters and syllables are in unserious?
| Letters | 9: U-N-S-E-R-I-O-U-S |
|---|---|
| In writing | about once in every 15 million words; the 118,441st most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is unserious?
Unserious appears about once in every 15 million words in written English, the 118,441st 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 unserious?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-unserious.wav, Wikimedia Commons (author and licence on each file's page).
Forms of unserious
- more unserious comparative
- most unserious superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does unserious mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Characterized by a lack of seriousness (e.g., earnestness, commitment).
- 2
Not severe; not grave.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Unserious in Spanish, French, German and Portuguese
In the sense not serious – see also flippant, frivolous:
| Language | Words |
|---|---|
| German | unseriös |
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 unserious come from?
From un- + serious.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).