fértilvsfútilWhat's the difference?

Which to use

“fértil” and “fútil” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#11,471
“fértil” frequency rank
#22,994
“fútil” frequency rank
34465
confusion score

Side-by-Side Comparison

Feature fértil fútil
Definition que produz ou é capaz de produzir vegetação, colheitas, etc incapaz de produzir qualquer resultado; inútil

Where the eye mixes fértil and fútil

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. fértil runs 6 letters (CVCCVC) against fútil's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
fértil
5 ch
fútil

Visual trap between fértil and fútil

A purely visual mix-up. fértil (/ˈfɛʁ.t͡ʃiw/ [ˈfɛh.t͡ʃiʊ̯]) and fútil (/ˈfu.tiɫ/) 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 1 letter(s) in length. Our composite confusion score for this pair is 34465, derived from the frequency rank of both members and their visual similarity.

fértil is recorded at frequency rank #11,471, classified as anadj, pronounced /ˈfɛʁ.t͡ʃiw/ [ˈfɛh.t͡ʃiʊ̯]. fútil is at rank #22,994, tagged as anadj, pronounced /ˈfu.tiɫ/.

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 34465, this pair ranks #32,789 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fértil vs fútil

Shared letters: filt. Private to "fértil": ré. Private to "fútil": ú.

"fértil" · 6 letters · shape CVCCVC  ·  "fútil" · 5 letters · shape CVCVC

Frequently Asked Questions

Do "fértil" and "fútil" mean the same thing in a sentence?
No. They are said differently (/ˈfɛʁ.t͡ʃiw/ [ˈfɛh.t͡ʃiʊ̯] versus /ˈfu.tiɫ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary Portuguese text, does "fértil" or "fútil" show up more?
"fértil" is the more common of the two: it sits at frequency rank #11,471 in our Portuguese list, against #22,994 for "fútil". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "fértil" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fútil" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #32,789 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "fértil" and "fútil" also get mixed up with nearby pairs, the highest-scored neighbour is "fútbol vs fútil". Nearby pair

Confusion rank #32,789 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