axiom

/ˈak.sɪ.əm/

//ˈak.sɪ.əm// noun

"axiom" is a 5-letter English headword indexed on PlainSpell.

The verdict

“axiom” has 6 generated spelling variants in the English index at frequency #28,121. The variants make it a useful spelling check.

#28,121
frequency rank, English
3,931
“A” headwords
6
tracked misspellings
6
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A seemingly self-evident or necessary truth which is based on assumption; a principle or proposition which cannot actually be proved or disproved.

Corpus desk

Index EN-axiom · axiom · English

axiom · rank #28,121 · 6 variants · 6 confusables

  • FREQ-MID #28,121
  • LEN-MID 5 letters
  • VOW-3 3 vowels
  • CONFUS-MID 6 pairs
  • VAR-MID 6 variants
  • BOOK-MID 3,931
  • PHOTO-FINISH b4

Nearest frequency peer: b4 (+1 rank slots)

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.

Rank peers near misspelling magnet “axiom”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “axiom” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

axiom vs axis
60% similar
axiom vs axon
60% similar
axiom vs aim
60% similar

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

Key facts for axiom
PropertyValue
Headwordaxiom
LanguageEnglish
Part of speechNoun
IPA/ˈak.sɪ.əm/
Letters5
Frequency rank#28,121
Misspellings tracked6
Confusable pairs6
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “axiom”

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

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “b4” (#28,122), “Aquinas” (#28,119), “banger” (#28,123). Among 3,931 “A” headwords, “axiom” is #28,121. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 6 spelling variants around axiom (IPA /ˈak.sɪ.əm/), anoun. Corpus frequency is #28,121 among 3,931 “A” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 6 likely wrong-spelling variants for axiom, with forms such as "aixom", "aximo", and "axiomm". 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 6 confusable-pair relationships, "axis", "axon", "aim", 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 Middle French axiome in the 15th century, from Latin axiōma (“axiom; principle”), from Ancient Greek ἀξίωμα (axíōma, “that which is thought to fit, a requisite, that which a pupil is required to know beforehand, a self-evident principle”), from ἀξιόω (… The correct English form is axiom, spelled A-X-I-O-M.

Definition

  1. 1
    A seemingly self-evident or necessary truth which is based on assumption; a principle or proposition which cannot actually be proved or disproved.
  2. 2
    A fundamental assumption that serves as a basis for deduction of theorems; a postulate (sometimes distinguished from postulates as being universally applicable, whereas postulates are particular to a certain science or context).
  3. 3
    An established principle in some artistic practice or science that is universally received.

Recorded use

Wiktionary examples

These source excerpts show how axiom appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Near-synonyms: given, facticity
  2. Neither can I reconcile this opinion of yours, with your argument brought from reaſon; if the axiom there laid down by you be true, it follows that, when matter began to exiſt in the divine mind, either matter became of the nature of the divine mind, i.e. active and intelligent, or elſe the divine mind became of the nature of matter, i.e. inert and uninte…

Etymology

From Middle French axiome in the 15th century, from Latin axiōma (“axiom; principle”), from Ancient Greek ἀξίωμα (axíōma, “that which is thought to fit, a requisite, that which a pupil is required to know beforehand, a self-evident principle”), from ἀξιόω (axióō, “to think fit or worthy, to require, to demand”), from ἄξιος (áxios, “fit, worthy”, literally “weighing as much as; of like value”), from ἄγω (ágō, “to weigh (down)”).

This word in other languages

Common misspellings

Also misspelled as:

  • aixom
  • aximo
  • axiomm
  • axoim
  • axxiom
  • xaiom

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of axiom - 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.

aixom2aximo2axiomm1axoim2axxiom1xaiom2
Edit distance from "axiom"

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 "axiom"?
"axiom" is spelled A-X-I-O-M. The IPA pronunciation is /ˈak.sɪ.əm/.
What does "axiom" mean?
As a noun, "axiom" means: A seemingly self-evident or necessary truth which is based on assumption; a principle or proposition which cannot actually be proved or disproved.
What words are commonly confused with "axiom"?
"axiom" is commonly confused with "axis", "axon", "aim". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "axiom"?
The IPA (International Phonetic Alphabet) transcription for "axiom" is /ˈak.sɪ.əm/. 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 "axiom"?
From Middle French axiome in the 15th century, from Latin axiōma (“axiom; principle”), from Ancient Greek ἀξίωμα (axíōma, “that which is thought to fit, a requisite, that which a pupil is required to know beforehand, a self-evident principle”), fr... 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "axiom", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (6 here; floor ≥5).

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

Source: FrequencyWords open word-frequency list