tunavstúnelWhich spelling fits?

Which to use

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

#45,633
“tuna” frequency rank
#6,720
“túnel” frequency rank
52353
confusion score

Side-by-Side Comparison

Feature tuna túnel
Definition água, substância líquida (H₂O) galeria subterrânea usada como via de comunicação

Letter map: tuna vs túnel

Shared letters muted; letters that set tuna and túnel apart highlighted. Shared run: 2. tuna runs 4 letters (CVCV) against túnel's 5 (CVCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
tuna
5 ch
túnel

Spelling & dictionary notes on tuna vs túnel

tuna and túnel are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 52353, derived from the frequency rank of both members and their visual similarity.

tuna is recorded at frequency rank #45,633, classified as anoun, pronounced /tu.na/ [tu.na]. túnel is at rank #6,720, tagged as anoun.

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 52353, this pair ranks #12,816 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of tuna vs túnel

Shared letters: nt. Private to "tuna": au. Private to "túnel": elú.

"tuna" · 4 letters · shape CVCV  ·  "túnel" · 5 letters · shape CVCVC

Known mistypes of this pair

  • tuna ← tnua · ttuna · tuan · tunna · utna

Frequently Asked Questions

Is swapping "tuna" for "túnel" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "tuna" vs "túnel" - which ranks higher?
"túnel" is the more common of the two: it sits at frequency rank #6,720 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.

What to do next

Pair "tuna" vs "túnel" is on the table, pick a follow-up below.

  • Full dictionary entry for "tuna" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "túnel" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #12,816 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "tuna" and "túnel" 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 #12,816 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