fagvsfatTell them apart

Quick tell: fag is a noun, fat is an adjective, so they fill different roles in a sentence.

Which to use

“fag” is a noun and “fat” is an adjective - they look or sound alike but fill different roles in a sentence.

#19,083
“fag” frequency rank
#1,482
“fat” frequency rank
20565
confusion score

Side-by-Side Comparison

Feature fag fat
Definition In textile inspections, a rough or coarse defect in the woven fabric. Carrying more fat than usual on one's body; plump; not lean or thin.

Where the eye mixes fag and fat

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
fag
3 ch
fat

Visual trap between fag and fat

These two trip readers on the page rather than in the ear: fag is /ˈfæɡ/ while fat is /ˈfæt/. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - g in “fag” becomes t in “fat”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 20565, derived from the frequency rank of both members and their visual similarity.

fag is recorded at frequency rank #19,083, classified as anoun, pronounced /ˈfæɡ/. fat is at rank #1,482, tagged as anadj, pronounced /ˈfæt/.

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 20565, this pair ranks #430,222 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fag vs fat

Shared letters: af. Private to "fag": g. Private to "fat": t.

"fag" · 3 letters · shape CVC  ·  "fat" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "fag" for "fat" ever safe?
No - they are not even the same part of speech. "fag" is a noun and "fat" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "fag" or "fat" show up more?
"fat" is the more common of the two: it sits at frequency rank #1,482 in our English list, against #19,083 for "fag". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "fag" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fat" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #430,222 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fag" and "fat" also get mixed up with nearby pairs, the highest-scored neighbour is "fag vs foh". Nearby pair

Confusion rank #430,222 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