erroneously
/ɪˈɹəʊnɪəsli/adverb
erroneously is spelled E-R-R-O-N-E-O-U-S-L-Y: 11 letters and 5 syllables. It appears 1.2 times per million words in written English, the 26,092nd most frequent word form (wordfreq, 2021 data). As an adverb, erroneously means “In an erroneous manner” (English Wiktionary, September 2026).
How many letters and syllables are in erroneously?
| Letters | 11: E-R-R-O-N-E-O-U-S-L-Y |
|---|---|
| Syllables | 5 (from its American pronunciation) |
| In writing | 1.2 times per million words; the 26,092nd 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 erroneously?
Erroneously appears 1.2 times per million words in written English, the 26,092nd 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 erroneously?
- /ɪˈɹəʊnɪəsli/
Erroneously has 5 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)-Vealhurl-erroneously.wav, Wikimedia Commons (author and licence on each file's page).
Forms of erroneously
- more erroneously comparative
- most erroneously superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does erroneously mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adverb
- 1
In an erroneous manner.
- 2
Incorrectly.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Erroneously in Spanish, French, German and Portuguese
In the sense in an erroneous manner:
| Language | Words |
|---|---|
| French | par erreur, à tort, erronément, faitivement |
| German | irrtümlicherweise, fälschlicherweise |
| Portuguese | erroneamente |
| Spanish | erróneamente |
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 erroneously come from?
From erroneous + -ly.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).