unsincerely

adv

"unsincerely" is a 11-letter English headword indexed on PlainSpell.

The verdict

“unsincerely” is uncommon English (outside the top frequency list), classed as an adverb. The kind of spelling people second-guess.

Unranked
below top-frequency English
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Alternative form of insincerely.

Corpus desk

Index EN-unsincerely · unsincerely · English

unsincerely · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "U" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for unsincerely
PropertyValue
Headwordunsincerely
LanguageEnglish
Part of speechAdverb
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “unsincerely” in English

unsincerelyranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

unsincerely is uncommon English outside the top frequency list, classed as anadverb. Rarity is why readers land here mid-draft. Gloss: "Alternative form of insincerely.".

We couldn't generate a plausible misspelling set for unsincerely, since its letter sequence doesn't invite the usual edit-distance slips. We don't track a confusable pairing for this entry, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From unsincere + -ly. The correct English form is unsincerely, spelled U-N-S-I-N-C-E-R-E-L-Y.

Definition

  1. 1
    Alternative form of insincerely.

Etymology

From unsincere + -ly.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "unsincerely"?
"unsincerely" is spelled U-N-S-I-N-C-E-R-E-L-Y.
What does "unsincerely" mean?
As an adverb, "unsincerely" means: Alternative form of insincerely.
What is the origin of the word "unsincerely"?
From unsincere + -ly. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list