athetosis
noun
athetosis is spelled A-T-H-E-T-O-S-I-S. The wrong spelling people search most is atheosis: about 10 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 51 of all searches for the word. Athetosis is a noun meaning “A series of involuntary writhing movements of the limbs, typically bilateral and symmetric and predominantly…”. The plural of athetosis is athetoses.
How many letters and syllables are in athetosis?
| Letters | 9: A-T-H-E-T-O-S-I-S |
|---|---|
| In writing | about once in every 65 million words; the 252,559th most frequent word form |
| Wrong spellings searched | 1; the most searched, atheosis, about 10 Bing searches a month (all of them) |
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); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How do you spell athetosis?
Athetosis is spelled A-T-H-E-T-O-S-I-S. One wrong spelling is searched or written often enough to measure; together they are about 1 in 51 of the searches for athetosis in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
How common is athetosis?
Athetosis appears about once in every 65 million words in written English, the 252,559th 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).
Forms of athetosis
- athetoses plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does athetosis mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A series of involuntary writhing movements of the limbs, typically bilateral and symmetric and predominantly affecting the distal parts of the limbs.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Athetosis in Spanish, French, German and Portuguese
In the sense series of involuntary writhing movements of the limbs:
| Language | Words |
|---|---|
| German | Athetose |
| Portuguese | atetose |
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 athetosis come from?
From Ancient Greek ἄθετος (áthetos, “not fixed”), itself from τίθημι (títhēmi), + -osis.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).