imperturbability
noun
imperturbability is spelled I-M-P-E-R-T-U-R-B-A-B-I-L-I-T-Y: 16 letters. It appears about once in every 98 million words in written English, the 317,168th most frequent word form (wordfreq, 2021 data). As a noun, imperturbability means “A state of calm, unruffled self-assurance; aplomb, composure” (English Wiktionary, September 2026). The plural of imperturbability is imperturbabilities.
How many letters and syllables are in imperturbability?
| Letters | 16: I-M-P-E-R-T-U-R-B-A-B-I-L-I-T-Y |
|---|---|
| In writing | about once in every 98 million words; the 317,168th 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 imperturbability?
Imperturbability appears about once in every 98 million words in written English, the 317,168th 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 imperturbability?
- US
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-imperturbability.oga, Wikimedia Commons (author and licence on each file's page).
Forms of imperturbability
- imperturbabilities plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does imperturbability mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A state of calm, unruffled self-assurance; aplomb, composure.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Imperturbability in Spanish, French, German and Portuguese
In the sense composure:
| Language | Words |
|---|---|
| French | imperturbabilité |
| Portuguese | imperturbabilidade |
| Spanish | imperturbabilidad |
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 imperturbability come from?
From im- + perturbability.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).