Which to use
“fooling” and “fouling” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #19,339
- “fooling” frequency rank
- #32,811
- “fouling” frequency rank
- 52150
- confusion score
Side-by-Side Comparison
| Feature | fooling | fouling |
|---|---|---|
| Definition | present participle and gerund of fool | present participle and gerund of foul |
Where the eye mixes fooling and fouling
Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. fooling and fouling follow the identical consonant-vowel pattern (CVVCVCC). Same shape at a glance is often the real trap, independent of shared letters.
Why the eye confuses fooling with fouling
A purely visual mix-up. fooling (/ˈfuːlɪŋ/) and fouling (/ˈfaʊlɪŋ/) 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 a single letter - o in “fooling” becomes u in “fouling”. Our composite confusion score for this pair is 52150, derived from the frequency rank of both members and their visual similarity.
fooling is recorded at frequency rank #19,339, classified as averb, pronounced /ˈfuːlɪŋ/. fouling is at rank #32,811, tagged as averb, pronounced /ˈfaʊlɪŋ/.
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 52150, this pair ranks #159,465 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of fooling vs fouling
Shared letters: fgilno. Private to "fooling": -. Private to "fouling": u.
"fooling" · 7 letters · shape CVVCVCC · "fouling" · 7 letters · shape CVVCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "fooling" for "fouling" ever safe?
In ordinary English text, does "fooling" or "fouling" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fooling" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fouling" - compare definitions side by side with the headword page. Word entry
- This pair ranks #159,465 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "fooling" and "fouling" also get mixed up with nearby pairs, the highest-scored neighbour is "fondling vs fouling". 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 #159,465 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.