apronvsarsonWhat's the difference?

Which to use

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

#18,015
“apron” frequency rank
#17,076
“arson” frequency rank
35091
confusion score

Side-by-Side Comparison

Feature apron arson
Definition An article of clothing worn over the front of the torso and/or legs for protection from spills; also historically worn by Freemasons and as part of women's fashion. The crime of deliberately starting a fire with intent to cause damage.

Where the eye mixes apron and arson

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
apron
5 ch
arson

Why the eye confuses apron with arson

A purely visual mix-up. apron (/ˈeɪ.pɹən/) and arson (/ˈɑɹsən/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 35091, derived from the frequency rank of both members and their visual similarity.

apron is recorded at frequency rank #18,015, classified as anoun, pronounced /ˈeɪ.pɹən/. arson is at rank #17,076, tagged as anoun, pronounced /ˈɑɹsən/.

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 35091, this pair ranks #314,975 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of apron vs arson

Shared letters: anor. Private to "apron": p. Private to "arson": s.

"apron" · 5 letters · shape VCCVC  ·  "arson" · 5 letters · shape VCCVC

Known mistypes of this pair

  • apronaporn · appron · aprno · apronn · aprron · arpon · paron
  • arsonarosn · arrson · arsno · arsonn · arsson · asron · rason

Frequently Asked Questions

Is swapping "apron" for "arson" ever safe?
No. They are said differently (/ˈeɪ.pɹən/ versus /ˈɑɹsən/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "apron" or "arson"?
"arson" is the more common of the two: it sits at frequency rank #17,076 in our English list, against #18,015 for "apron". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "apron" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "arson" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #314,975 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "apron" and "arson" also get mixed up with nearby pairs, the highest-scored neighbour is "arco vs arson". 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 #314,975 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