madmanvsmailmanWhich spelling fits?

Which to use

“madman” and “mailman” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#21,853
“madman” frequency rank
#33,724
“mailman” frequency rank
55577
confusion score

Side-by-Side Comparison

Feature madman mailman
Definition A man who is insane or mentally disturbed. Someone who delivers mail to, and/or collects mail from, residential or commercial addresses, or from public mailboxes.

Where the eye mixes madman and mailman

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. madman runs 6 letters (CVCCVC) against mailman's 7 (CVVCCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
madman
7 ch
mailman

Why the eye confuses madman with mailman

A purely visual mix-up. madman (/ˈmædmən/) and mailman (/ˈmeɪl.mæn/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 55577, derived from the frequency rank of both members and their visual similarity.

madman is recorded at frequency rank #21,853, classified as anoun, pronounced /ˈmædmən/. mailman is at rank #33,724, tagged as anoun, pronounced /ˈmeɪl.mæn/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 55577, this pair ranks #132,583 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of madman vs mailman

Shared letters: amn. Private to "madman": d. Private to "mailman": il.

"madman" · 6 letters · shape CVCCVC  ·  "mailman" · 7 letters · shape CVVCCVC

Known mistypes of this pair

  • madman ← amdman · madamn · maddman · madmann · madmman · madmna · mamdan · mdaman
  • mailman ← amilman · mailamn · maillman · mailmann · mailmman · mailmna · maimlan · maliman

Frequently Asked Questions

Is swapping "madman" for "mailman" ever safe?
No. They are said differently (/ˈmædmən/ versus /ˈmeɪl.mæn/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "madman" vs "mailman" - which ranks higher?
"madman" is the more common of the two: it sits at frequency rank #21,853 in our English list, against #33,724 for "mailman". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "madman" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mailman" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #132,583 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "madman" and "mailman" also get mixed up with nearby pairs, the highest-scored neighbour is "maidan vs mailman". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #132,583 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list