falarvsflatWhich spelling fits?

Quick tell: falar is a verb, flat is an adjective, so they fill different roles in a sentence.

Which to use

“falar” is a verb and “flat” is an adjective - they look or sound alike but fill different roles in a sentence.

#157
“falar” frequency rank
#21,752
“flat” frequency rank
21909
confusion score

Side-by-Side Comparison

Feature falar flat
Definition emitir sons com significado coerente segundo uma convenção linguística qualquer chato, liso, plano

Where the eye mixes falar and flat

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
falar
4 ch
flat

Visual trap between falar and flat

These two trip readers on the page rather than in the ear: falar is /fɐ.ˈlaɾ/ while flat is /flæt/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 21909, derived from the frequency rank of both members and their visual similarity.

falar is recorded at frequency rank #157, classified as averb, pronounced /fɐ.ˈlaɾ/. flat is at rank #21,752, tagged as anadj, pronounced /flæt/.

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 21909, this pair ranks #48,243 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of falar vs flat

Shared letters: afl. Private to "falar": r. Private to "flat": t.

"falar" · 5 letters · shape CVCVC  ·  "flat" · 4 letters · shape CCVC

Known mistypes of this pair

  • falaraflar · faalr · falarr · fallar · falra · ffalar · flaar
  • flatfalt · fflat · flatt · fllat · flta · lfat

Frequently Asked Questions

Is swapping "falar" for "flat" ever safe?
No - they are not even the same part of speech. "falar" is a verb and "flat" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "falar" or "flat"?
"falar" is the more common of the two: it sits at frequency rank #157 in our Portuguese list, against #21,752 for "flat". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "falar" and "flat" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "falar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "flat" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,243 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "falar" and "flat" also get mixed up with nearby pairs, the highest-scored neighbour is "filão vs flat". 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 #48,243 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list