ironman

noun

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

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

The verdict

“ironman” is a moderately-common English word, ranked #23,317 in English word frequency and used as a noun.

#23,317
frequency rank, English
7
letters
10
tracked misspellings
3
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An extremely tough and strong athlete, especially one who competes in extreme athletic competitions or in a large number of games consecutively.

Visual similarity to commonly confused words

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

ironman vs Inman
57% similar
ironman vs Ionian
57% similar
ironman vs Iranian
57% similar

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

Key facts for ironman
PropertyValue
Headwordironman
LanguageEnglish
Part of speechNoun
Letters7
Frequency rank#23,317
Misspellings tracked10
Confusable pairs3
SourceWiktionary (kaikki.org)

Where “ironman” 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). ironman 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 ironman is 7 letters long, classified as a noun. Corpus data places it at rank #23,317 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 4 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 10 likely wrong-spelling variants for ironman, with forms such as "iornman", "irnoman", and "iromnan". 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 3 confusable-pair relationships, "Inman", "Ionian", "Iranian", a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From iron + man. First applied to Joe McGinnity, a baseball player who pitched 48 complete games in one season and worked in an iron foundry during the offseason. The correct English form is ironman, spelled I-R-O-N-M-A-N.

Definition

  1. 1
    An extremely tough and strong athlete, especially one who competes in extreme athletic competitions or in a large number of games consecutively.
  2. 2
    A form of surf lifesaving competition which combines swimming, board paddling, ski paddling and running.
  3. 3
    An extreme form of triathlon, expecially one organised by the World Triathlon Corporation that comprises a 2.4-mile swim, a 112-mile bike race and a marathon run.
  4. 4
    The winner of such a lifesaving event or triathlon.

Etymology

From iron + man. First applied to Joe McGinnity, a baseball player who pitched 48 complete games in one season and worked in an iron foundry during the offseason.

This word in other languages

Ironman(Deutsch)

Common misspellings

Also misspelled as: iornman,irnoman,iromnan,ironamn,ironmann,ironmman,ironmna,ironnman,irronman,rionman

Misspelling Pattern Breakdown

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

iornman2irnoman2iromnan2ironamn2ironmann1ironmman1ironmna2ironnman1
Edit distance from "ironman"

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 "ironman"?
"ironman" is spelled I-R-O-N-M-A-N.
What does "ironman" mean?
As a noun, "ironman" means: An extremely tough and strong athlete, especially one who competes in extreme athletic competitions or in a large number of games consecutively.
What words are commonly confused with "ironman"?
"ironman" is commonly confused with "Inman", "Ionian", "Iranian". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What is the origin of the word "ironman"?
From iron + man. First applied to Joe McGinnity, a baseball player who pitched 48 complete games in one season and worked in an iron foundry during the offseason. 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 “ironman”

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

  • The one correct English spelling is I-R-O-N-M-A-N - every other letter order is a misspelling in standard orthography.
  • Don't mix it up with “Inman” - see the side-by-side comparison. ironman vs Inman
  • 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