outline

/ˈaʊtlaɪn/

//ˈaʊtlaɪn// noun

"outline" is a 7-letter English headword indexed on PlainSpell.

The verdict

“outline” is a regularly-used English word, ranked #8,071 in English word frequency and used as a noun.

#8,071
frequency rank, English
7
letters
9
tracked misspellings
8
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A line marking the boundary of an object figure.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

outline vs outside
71% similar
outline vs outlive
86% similar
outline vs outlying
75% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for outline
PropertyValue
Headwordoutline
LanguageEnglish
Part of speechNoun
IPA/ˈaʊtlaɪn/
Letters7
Frequency rank#8,071
Misspellings tracked9
Confusable pairs8
SourceWiktionary (kaikki.org)

Where “outline” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). outline lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for outline is 7 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈaʊtlaɪn/. Corpus data places it at rank #8,071 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 8 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 9 likely wrong-spelling variants for outline, with forms such as "otuline", "oultine", and "outilne". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 8 confusable-pair relationships, "outside", "outlive", "outlying", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From out + line. The correct English form is outline, spelled O-U-T-L-I-N-E.

Definition

  1. 1
    A line marking the boundary of an object figure.
  2. 2
    The outer shape of an object or figure.
  3. 3
    A sketch or drawing in which objects are delineated in contours without shading.
  4. 4
    A general description of some subject.
  5. 5
    A statement summarizing the important points of a text.
  6. 6
    A preliminary plan for a project.
  7. 7
    A prose telling of a story intended to be turned into a screenplay; generally longer and more detailed than a treatment.
  8. 8
    A setline or trotline.

Etymology

From out + line.

This word in other languages

Common misspellings

Also misspelled as: otuline,oultine,outilne,outlien,outlinne,outlline,outlnie,outtline,uotline

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of outline - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

otuline2oultine2outilne2outlien2outlinne1outlline1outlnie2outtline1
Edit distance from "outline"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "outline"?
"outline" is spelled O-U-T-L-I-N-E. The IPA pronunciation is /ˈaʊtlaɪn/.
What does "outline" mean?
As a noun, "outline" means: A line marking the boundary of an object figure.
What words are commonly confused with "outline"?
"outline" is commonly confused with "outside", "outlive", "outlying". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "outline"?
The IPA (International Phonetic Alphabet) transcription for "outline" is /ˈaʊtlaɪn/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "outline"?
From out + line. 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 “outline”

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

  • The one correct English spelling is O-U-T-L-I-N-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈaʊtlaɪn/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “outside” - see the side-by-side comparison. outline vs outside
  • 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