outermost

/ˈaʊtɚmoʊst/

//ˈaʊtɚmoʊst// adj

"outermost" is a 9-letter English headword indexed on PlainSpell.

The verdict

“outermost” has 13 generated spelling variants in the English index at frequency #41,794. The variants make it a useful spelling check.

#41,794
frequency rank, English
15,494
“O” headwords
13
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - superlative form of outer: most outer; farthest outside; as far from the center or inside as possible.

Key facts for outermost
PropertyValue
Headwordoutermost
LanguageEnglish
Part of speechAdjective
IPA/ˈaʊtɚmoʊst/
Letters9
Frequency rank#41,794
Misspellings tracked13
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “outermost” 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). outermost lands here:

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

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

A misspelling magnet

The generator records 13 spelling variants around outermost (IPA /ˈaʊtɚmoʊst/), anadjective. Corpus frequency is #41,794 among 15,494 “O” headwords. Dominant gloss: "superlative form of outer: most outer; farthest outside; as far from the center or inside as possible.".

Our generated misspelling index lists 13 likely wrong-spelling variants for outermost, with forms such as "otuermost", "ouetrmost", and "outemrost". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. 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 Middle English uttermost, uttirmest, uttermast, outemast, alteration (due to Middle English outre (“outer”)) of Old English ūtemest, ȳtemest (“outermost”), equivalent to outer + -most. Doublet of uttermost. The correct English form is outermost, spelled O-U-T-E-R-M-O-S-T.

Definition

  1. 1
    superlative form of outer: most outer; farthest outside; as far from the center or inside as possible.

Etymology

From Middle English uttermost, uttirmest, uttermast, outemast, alteration (due to Middle English outre (“outer”)) of Old English ūtemest, ȳtemest (“outermost”), equivalent to outer + -most. Doublet of uttermost.

This word in other languages

Common misspellings

Also misspelled as:

  • otuermost
  • ouetrmost
  • outemrost
  • outermmost
  • outermosst
  • outermostt
  • outermots
  • outermsot
  • outeromst
  • outerrmost
  • outremost
  • outtermost
  • uotermost

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of outermost - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

otuermost2ouetrmost2outemrost2outermmost1outermosst1outermostt1outermots2outermsot2
Edit distance from "outermost"

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 "outermost"?
"outermost" is spelled O-U-T-E-R-M-O-S-T. The IPA pronunciation is /ˈaʊtɚmoʊst/.
What does "outermost" mean?
As an adjective, "outermost" means: superlative form of outer: most outer; farthest outside; as far from the center or inside as possible.
What are common misspellings of "outermost"?
Common misspellings include "otuermost", "ouetrmost", "outemrost", "outermmost", "outermosst". The correct spelling is "outermost".
How do you pronounce "outermost"?
The IPA (International Phonetic Alphabet) transcription for "outermost" is /ˈaʊtɚmoʊst/. 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 "outermost"?
From Middle English uttermost, uttirmest, uttermast, outemast, alteration (due to Middle English outre (“outer”)) of Old English ūtemest, ȳtemest (“outermost”), equivalent to outer + -most. Doublet of uttermost. 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 “outermost”

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

  • The one correct English spelling is O-U-T-E-R-M-O-S-T - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈaʊtɚmoʊst/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more English words and confusable pairs in the same reference. English words

Same frequency band

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