impeccable
/ɪmˈpɛkəbəl/adjective
impeccable is spelled I-M-P-E-C-C-A-B-L-E: 10 letters and 4 syllables. It appears 1.8 times per million words in written English, the 20,906th most frequent word form (wordfreq, 2021 data). As an adjective, impeccable means “Perfect, without faults, flaws or errors” (English Wiktionary, September 2026).
How many letters and syllables are in impeccable?
| Letters | 10: I-M-P-E-C-C-A-B-L-E |
|---|---|
| Syllables | 4 (from its American pronunciation) |
| In writing | 1.8 times per million words; the 20,906th most frequent word form |
| Wrong spellings searched | none 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 impeccable?
Impeccable appears 1.8 times per million words in written English, the 20,906th 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 impeccable?
- /ɪmˈpɛkəbəl/
Impeccable has 4 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: En-us-impeccable.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of impeccable
- more impeccable comparative
- most impeccable superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does impeccable mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adjective
- 1
Perfect, without faults, flaws or errors
He grew up in Norway, but he writes impeccable English.
- 2
Incapable of wrongdoing or sin; immaculate
It was easy for James V to imprison Lady Glamis, but actually convicting her was far more difficult; her character was impeccable and she was highly respected by all who knew her.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Impeccable in Spanish, French, German and Portuguese
| Language | Words |
|---|---|
| French | impeccable |
| German | makellos, einwandfrei, tadellos, fehlerfrei , unfehlbar, untadelig |
| Portuguese | impecável |
| Spanish | impecable |
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 impeccable come from?
From Middle French impeccable, from Latin impeccabilis (“not liable to sin”), from im- (“not”) + peccare (“to err, to sin”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).