AFL vs afoul, What's the Difference?

Which to use

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

#9,559
“AFL” frequency rank: #45,192
“afoul” frequency rank: 54751
confusion score

Side-by-Side Comparison

Feature	AFL	afoul
Definition	Initialism of abstract family of languages.	In a state of collision or entanglement.

Where the spellings diverge

Shared letters are muted; the letters that actually set AFL and afoul apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

3 ch

AFL

5 ch

afoul

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: AFL is /eɪ ɛf ɛl/ while afoul is /əˈfaʊl/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 54751, derived from the frequency rank of both members and their visual similarity.

AFL is recorded at frequency rank #9,559, classified as anoun, pronounced /eɪ ɛf ɛl/. 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 54751, this pair ranks #138,720 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of AFL vs afoul

Shared letters: afl. Private to "AFL": -. Private to "afoul": ou.

"AFL" · 3 letters · shape VCC · "afoul" · 5 letters · shape VCVVC

Known mistypes of this pair

afoul ← affoul · afolu · afoull · afuol · aoful · faoul

Frequency comparison

AFL#9,559

afoul#45,192

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "AFL" and "afoul" be used interchangeably?

No - they are not even the same part of speech. "AFL" is a noun and "afoul" an adverb, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "AFL" or "afoul"?

"AFL" is the more common of the two: it sits at frequency rank #9,559 in our English list, against #45,192 for "afoul". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering AFL vs afoul

The fastest way to pick the right one every time.

Check the role first: if you need a noun, it's “AFL”; for an adverb, it's “afoul”.
See each word in full, definition, IPA, etymology and its other confusables. Full “AFL” entry
Browse more pairs most likely to be confused. Most confusable