spell out

verb

By · According to Wiktionary data (CC BY-SA) ·

"spell-out" is a 8-letter English headword indexed on PlainSpell.

The verdict

“spell out” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To form (a word) from letters; say the letters in a word.

Key facts for spell out
PropertyValue
Headwordspell out
LanguageEnglish
Part of speechVerb
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “spell out” sits in English frequency

spell out 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.

Rare enough to double-check

spell out is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. 3 senses are on record.

We couldn't generate a plausible misspelling set for spell out, since its letter pattern doesn't lend itself to common typo substitutions. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Our source data has no etymology on file for this entry, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct English form is spell out, spelled S-P-E-L-L- -O-U-T.

Definition

  1. 1
    To form (a word) from letters; say the letters in a word.
  2. 2
    To replace an acronym with its expansion.
  3. 3
    To explain in clear and simple terms; to be explicit.

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 "spell out"?
"spell out" is spelled S-P-E-L-L- -O-U-T.
What does "spell out" mean?
As a verb, "spell out" means: To form (a word) from letters; say the letters in a word.
What language does "spell out" come from?
"spell out" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 “spell out”

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

  • The one correct English spelling is S-P-E-L-L- -O-U-T - 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