sincerely
sin·cere·ly/sɪnˈsɪɹli/adverb
sincerely is spelled S-I-N-C-E-R-E-L-Y, 3 syllables: sin·cere·ly. The wrong spelling people search most is sincerly: about 1,000 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 11 of all searches for the word. Sincerely is an adverb meaning “In a sincere or earnest manner; honestly”.
How many letters and syllables are in sincerely?
| Letters | 9: S-I-N-C-E-R-E-L-Y |
|---|---|
| Syllables | 3: sin·cere·ly |
| In writing | 7.8 times per million words; the 8,417th most frequent word form |
| Wrong spellings searched | 2; the most searched, sincerly, about 1,000 Bing searches a month (all of them) |
| Rhymes with |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How do you spell sincerely?
Sincerely is spelled S-I-N-C-E-R-E-L-Y. 2 wrong spellings are searched or written often enough to measure; together they are about 1 in 10 of the searches for sincerely 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 sincerely?
Sincerely appears 7.8 times per million words in written English, the 8,417th 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 sincerely?
- UK /sɪnˈsɪəli/
- US /sɪnˈsɪɹli/
Sincerely has 3 syllables, split sin·cere·ly in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-sincerely.ogg, Wikimedia Commons (author and licence on each file's page).
What rhymes with sincerely?
4 words on PlainSpell end in the same sounds as sincerely from its last stressed vowel (/ɪɹli/):
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of sincerely
- more sincerely comparative
- most sincerely superlative
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does sincerely mean?
The meanings the English Wiktionary records, quoted as written there (source below).
adverb
- 1
In a sincere or earnest manner; honestly.
I sincerely hope they make it home safely.
- 2
USA conventional formula for ending a letter, used when the salutation addresses the person for whom the letter is intended by his or her name.
Please consider the proposal carefully and let me know what you decide. Sincerely, Fred
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Sincerely in Spanish, French, German and Portuguese
In the sense In a sincere or earnest manner; honestly:
| Language | Words |
|---|---|
| French | sincèrement |
| Portuguese | sinceramente |
| Spanish | sinceramente |
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 sincerely come from?
From sincere + -ly, from Latin sincērus (“pure, clean, sound”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).