fabvsfatTell them apart

Which to use

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

#17,363
“fab” frequency rank
#1,482
“fat” frequency rank
18845
confusion score

Side-by-Side Comparison

Feature fab fat
Definition Fabulous (great or spectacular). Carrying more fat than usual on one's body; plump; not lean or thin.

Where the eye mixes fab and fat

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

3 ch
fab
3 ch
fat

Look-alike desk: fab vs fat

A purely visual mix-up. fab (/fæb/) and fat (/ˈfæt/) 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 - b in “fab” becomes t in “fat”. Our composite confusion score for this pair is 18845, derived from the frequency rank of both members and their visual similarity.

fab is recorded at frequency rank #17,363, classified as anadj, pronounced /fæb/. 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 18845, this pair ranks #442,194 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fab vs fat

Shared letters: af. Private to "fab": b. Private to "fat": t.

"fab" · 3 letters · shape CVC  ·  "fat" · 3 letters · shape CVC

Frequently Asked Questions

Do "fab" and "fat" mean the same thing in a sentence?
No. They are said differently (/fæb/ versus /ˈfæt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "fab" 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 #17,363 for "fab". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "fab" 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 #442,194 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fab" and "fat" also get mixed up with nearby pairs, the highest-scored neighbour is "fab vs foh". Nearby pair

Confusion rank #442,194 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