fatvsfatalWhat's the difference?

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

Which to use

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

#24,152
“fat” frequency rank
#6,408
“fatal” frequency rank
30560
confusion score

Side-by-Side Comparison

Feature fat fatal
Definition Grasa Que pertenece o concierne a los hados.

Where the spellings diverge

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

3 ch
fat
5 ch
fatal

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: fat is /fæt/ while fatal is [faˈt̪al]. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “fat” sits inside “fatal”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 30560, derived from the frequency rank of both members and their visual similarity.

fat is recorded at frequency rank #24,152, classified as anoun, pronounced /fæt/. fatal is at rank #6,408, tagged as anadj, pronounced [faˈt̪al].

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 30560, this pair ranks #211,398 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fat vs fatal

Shared letters: aft. Private to "fat": -. Private to "fatal": l.

"fat" · 3 letters · shape CVC  ·  "fatal" · 5 letters · shape CVCVC

Known mistypes of this pair

  • fatalaftal · faatl · fatall · fattal · ffatal · ftaal

Frequency comparison

fat#24,152
fatal#6,408

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "fat" and "fatal" be used interchangeably?
No - they are not even the same part of speech. "fat" is a noun and "fatal" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fat" or "fatal"?
"fatal" is the more common of the two: it sits at frequency rank #6,408 in our Spanish list, against #24,152 for "fat". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering fat vs fatal

The fastest way to pick the right one every time.

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

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list