trufavstunaTell them apart

Which to use

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

#41,284
“trufa” frequency rank
#45,633
“tuna” frequency rank
86917
confusion score

Side-by-Side Comparison

Feature trufa tuna
Definition cogumelo subterrâneo comestível (género Tuber) água, substância líquida (H₂O)

Where the eye mixes trufa and tuna

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. trufa runs 5 letters (CCVCV) against tuna's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
trufa
4 ch
tuna

Visual trap between trufa and tuna

A purely visual mix-up. trufa (/ˈtɾu.fɐ/) and tuna (/tu.na/ [tu.na]) 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 86917, derived from the frequency rank of both members and their visual similarity.

trufa is recorded at frequency rank #41,284, classified as anoun, pronounced /ˈtɾu.fɐ/. tuna is at rank #45,633, tagged as anoun, pronounced /tu.na/ [tu.na].

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 86917, this pair ranks #537 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of trufa vs tuna

Shared letters: atu. Private to "trufa": fr. Private to "tuna": n.

"trufa" · 5 letters · shape CCVCV  ·  "tuna" · 4 letters · shape CVCV

Known mistypes of this pair

  • trufa ← rtufa · trfua · trrufa · truaf · truffa · ttrufa · turfa
  • tuna ← tnua · ttuna · tuan · tunna · utna

Frequently Asked Questions

Is swapping "trufa" for "tuna" ever safe?
No. They are said differently (/ˈtɾu.fɐ/ versus /tu.na/ [tu.na]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "trufa" or "tuna"?
"trufa" is the more common of the two: it sits at frequency rank #41,284 in our Portuguese list, against #45,633 for "tuna". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "trufa" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tuna" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #537 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "trufa" and "tuna" also get mixed up with nearby pairs, the highest-scored neighbour is "tufo vs tuna". 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 #537 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