neurosyphilis
noun
neurosyphilis is spelled N-E-U-R-O-S-Y-P-H-I-L-I-S. The wrong spelling people search most is neurosyphillis: about 130 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 10 of all searches for the word. Neurosyphilis is a noun meaning “A syphilis infection affecting the nervous system”.
How many letters and syllables are in neurosyphilis?
| Letters | 13: N-E-U-R-O-S-Y-P-H-I-L-I-S |
|---|---|
| In writing | about once in every 32 million words; the 171,907th most frequent word form |
| Wrong spellings searched | 1; the most searched, neurosyphillis, about 130 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 neurosyphilis?
Neurosyphilis is spelled N-E-U-R-O-S-Y-P-H-I-L-I-S. One wrong spelling is searched or written often enough to measure; together they are about 1 in 10 of the searches for neurosyphilis 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 neurosyphilis?
Neurosyphilis appears about once in every 32 million words in written English, the 171,907th 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).
What does neurosyphilis mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A syphilis infection affecting the nervous system.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Neurosyphilis in Spanish, French, German and Portuguese
In the sense syphilis infection affecting the nervous system:
| Language | Words |
|---|---|
| Spanish | neurosífilis |
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 neurosyphilis come from?
From neuro- + syphilis.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).