self-confidence

noun

"self-confidence" is a 14-letter English headword indexed on PlainSpell.

The verdict

“self-confidence” is outside the top-ranked English vocabulary, used as a noun - the kind of word writers most often double-check.

Unranked
below top-frequency English
15
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The state or degree of being self-confident: believing in one's own abilities.

Key facts for self-confidence
PropertyValue
Headwordself-confidence
LanguageEnglish
Part of speechNoun
Letters15
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “self-confidence” sits in English frequency

self-confidence falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Spelling & Dictionary Insight

The English entry for self-confidence is 15 letters long, classified as a noun. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "The state or degree of being self-confident: believing in one's own abilities.".

No generated misspelling entries exist for self-confidence in our index, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From self- + confidence. The correct English form is self-confidence, spelled S-E-L-F---C-O-N-F-I-D-E-N-C-E.

Definition

  1. 1
    The state or degree of being self-confident: believing in one's own abilities.

Etymology

From self- + confidence.

Synonyms

This word in other languages

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 "self-confidence"?
"self-confidence" is spelled S-E-L-F---C-O-N-F-I-D-E-N-C-E.
What does "self-confidence" mean?
As a noun, "self-confidence" means: The state or degree of being self-confident: believing in one's own abilities.
What is the origin of the word "self-confidence"?
From self- + confidence. 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.

Using “self-confidence”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is S-E-L-F---C-O-N-F-I-D-E-N-C-E - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list