unacceptably
adverb
unacceptably is spelled U-N-A-C-C-E-P-T-A-B-L-Y: 12 letters and 5 syllables. It appears about once in every 4 million words in written English, the 60,838th most frequent word form (wordfreq, 2021 data). As an adverb, unacceptably means “Not within the limits of what is generally considered to be acceptable” (English Wiktionary, September 2026).
How many letters and syllables are in unacceptably?
| Letters | 12: U-N-A-C-C-E-P-T-A-B-L-Y |
|---|---|
| Syllables | 5 (from its American pronunciation) |
| In writing | about once in every 4 million words; the 60,838th 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 unacceptably?
Unacceptably appears about once in every 4 million words in written English, the 60,838th 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 unacceptably?
- US
Unacceptably 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)-Flame,_not_lame-unacceptably.wav, Wikimedia Commons (author and licence on each file's page).
Forms of unacceptably
- more unacceptably comparative
- most unacceptably superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does unacceptably mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adverb
- 1
Not within the limits of what is generally considered to be acceptable.
The levels of lead in marine hull paints are still unacceptably high.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Unacceptably in Spanish, French, German and Portuguese
In the sense in an unacceptable way:
| Language | Words |
|---|---|
| Portuguese | inaceitavelmente |
| Spanish | inaceptablemente |
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 unacceptably come from?
From unacceptable + -ly.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).