Standard Lemma guide

sincerely

adv · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /sɪnˈsɪəli/
  • General-American: /sɪnˈsɪɹli/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: S IH0 N S IH1 R L IY0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adv

Meaning 1

In a sincere or earnest manner; honestly.

Definition source: English Wiktionary via Wiktextract

Examples

  • I sincerely hope they make it home safely.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adv

Meaning 2

A conventional formula for ending a letter, used when the salutation addresses the person for whom the letter is intended by his or her name.

Definition source: English Wiktionary via Wiktextract

Usage: US

Examples

  • Please consider the proposal carefully and let me know what you decide. Sincerely, Fred

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adverb

Meaning 3

written formula for ending a letter

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: sincerely yours

Antonyms: none provided

4

adverb

Meaning 4

with sincerity; without pretense

Definition source: Princeton WordNet 3.0

Examples

  • she praised him sincerely for his victory
  • was unfeignedly glad to see his old teacher
  • we are truly sorry for the inconvenience

Meaning relationships

Synonyms: unfeignedly, truly

Antonyms: insincerely

History

Etymology

From sincere + -ly, from Latin sincērus (“pure, clean, sound”).

Across languages

Translations

30 source translations are retained for this English entry.

  • Bulgarian: искрено (iskreno) — In a sincere or earnest manner; honestly
  • Bulgarian: откровено (otkroveno) — In a sincere or earnest manner; honestly
  • Catalan: sincerament — In a sincere or earnest manner; honestly
  • Chinese Mandarin: 真诚地 — In a sincere or earnest manner; honestly
  • Dutch: oprecht — In a sincere or earnest manner; honestly
  • Esperanto: sincere — In a sincere or earnest manner; honestly
  • Finnish: vilpittömästi — In a sincere or earnest manner; honestly
  • Finnish: todella — In a sincere or earnest manner; honestly
  • French: sincèrement — In a sincere or earnest manner; honestly
  • Galician: sinceramente — In a sincere or earnest manner; honestly
  • Greek: ειλικρινά (eilikriná) — In a sincere or earnest manner; honestly
  • Ancient Greek: εἰλικρινῶς (eilikrinôs) — In a sincere or earnest manner; honestly
  • Hungarian: őszintén — In a sincere or earnest manner; honestly
  • Italian: sinceramente — In a sincere or earnest manner; honestly
  • Italian: in fede — In a sincere or earnest manner; honestly
  • Italian: con sincerità — In a sincere or earnest manner; honestly
  • Japanese: 切に (setsu ni) — In a sincere or earnest manner; honestly
  • Japanese: 誠実に (seijitsu ni) — In a sincere or earnest manner; honestly
  • Lao: ຈິງໃຈ (ching chai) — In a sincere or earnest manner; honestly
  • Latin: sincērē — In a sincere or earnest manner; honestly
  • Portuguese: sinceramente — In a sincere or earnest manner; honestly
  • Russian: и́скренне (ískrenne) — In a sincere or earnest manner; honestly
  • Spanish: sinceramente — In a sincere or earnest manner; honestly
  • Thai: อย่างจริงใจ (yàang jing jai) — In a sincere or earnest manner; honestly
  • Vietnamese: thành thật — In a sincere or earnest manner; honestly
  • Vietnamese: thật thà — In a sincere or earnest manner; honestly
  • Vietnamese: ngay thật — In a sincere or earnest manner; honestly
  • Vietnamese: chân thành — In a sincere or earnest manner; honestly
  • Vietnamese: thành khẩn — In a sincere or earnest manner; honestly
  • Volapük: ladöfiko — In a sincere or earnest manner; honestly
Real reading context

sincerely in complete knowledge articles