aboutvsafoulConfusable pair

Quick tell: about is a preposition, afoul is an adverb, so they fill different roles in a sentence.

Which to use

“about” is a preposition and “afoul” is an adverb - they look or sound alike but fill different roles in a sentence.

#43
“about” frequency rank
#45,192
“afoul” frequency rank
45235
confusion score

Side-by-Side Comparison

Feature about afoul
Definition In a circle around; all round; on every side of; on the outside of; around. In a state of collision or entanglement.

Where the eye mixes about and afoul

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. about and afoul follow the identical consonant-vowel pattern (VCVVC). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
about
5 ch
afoul

Visual trap between about and afoul

These two trip readers on the page rather than in the ear: about is /əˈbaʊt/ while afoul is /əˈfaʊl/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (preposition vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 45235, derived from the frequency rank of both members and their visual similarity.

about is recorded at frequency rank #43, classified as aprep, pronounced /əˈbaʊt/. afoul is at rank #45,192, tagged as anadv, pronounced /əˈfaʊl/.

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 45235, this pair ranks #223,146 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of about vs afoul

Shared letters: aou. Private to "about": bt. Private to "afoul": fl.

"about" · 5 letters · shape VCVVC  ·  "afoul" · 5 letters · shape VCVVC

Known mistypes of this pair

  • about ← abbout · abotu · aboutt · abuot · aobut · baout
  • afoul ← affoul · afolu · afoull · afuol · aoful · faoul

Frequently Asked Questions

Do "about" and "afoul" mean the same thing in a sentence?
No - they are not even the same part of speech. "about" is a preposition and "afoul" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "about" or "afoul"?
"about" is the more common of the two: it sits at frequency rank #43 in our English list, against #45,192 for "afoul". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Eye-level mix-up between "about" and "afoul" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "about" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "afoul" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #223,146 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "about" and "afoul" also get mixed up with nearby pairs, the highest-scored neighbour is "afoul vs AWOL". 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 #223,146 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