tuna

/ˈtjuː.nə/

//ˈtjuː.nə// noun

By · According to Wiktionary data (CC BY-SA) ·

"tuna" is a 4-letter English headword indexed on PlainSpell.

The verdict

“tuna” sits in 20 confusable pairs (corpus #12,345) as a noun. The look-alike neighbours are the real trap.

#12,345
frequency rank, English
3,151
“T” headwords
4
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of several species of fish of the genus Thunnus in the family Scombridae.

Corpus desk

Index EN-tuna · tuna · English

tuna · rank #12,345 · 4 variants · 20 confusables

  • FREQ-MID #12,345
  • LEN-MID 4 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-LOW 4 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH transitional

Nearest frequency peer: transitional (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Frequency neighbourhood for “tuna”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “tuna” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

tuna vs tut
50% similar
tuna vs tux
50% similar
tuna vs TWA
0% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for tuna
PropertyValue
Headwordtuna
LanguageEnglish
Part of speechNoun
IPA/ˈtjuː.nə/
Letters4
Frequency rank#12,345
Misspellings tracked4
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “tuna” sits in English frequency

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).tuna lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for tuna is neighbouring look-alikes ("tut", "tux", …), not just typos; it is anoun pronounced /ˈtjuː.nə/. Frequency #12,345 among 3,151 “T” headwords. 2 recorded senses keep meaning in play.

Our generated misspelling index lists 4 likely wrong-spelling variants for tuna, with forms such as "tnua", "ttuna", and "tunna". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "tut", "tux", "TWA", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: Etymology tree Arabic اَلْ (al-) Phoenicianbor. Ancient Greek θῠ́ννος (thŭ́nnos)bor. Latin thunnusbor. Arabic تُنّ (tunn) Arabic اَلتُّنّ (at-tunn) Andalusian Arabic [Term?]bor. Old Spanish atun Spanish atúnder. United States Spanish tunabor. English tuna B… The correct English form is tuna, spelled T-U-N-A.

Definition

  1. 1
    Any of several species of fish of the genus Thunnus in the family Scombridae.
  2. 2
    The edible flesh of the tuna.

Recorded use

Wiktionary example

These source excerpts show how tuna appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Tuna was carried down by the flood; and when Maui saw him in the net he stretched forth his arm and with a blow of his stone axe smote Tuna and cut off his head, and it and the tail fell into the ocean. ... The head became fish, and the tail became the koiro (ngoiro—conger-eel).

Etymology

Etymology tree Arabic اَلْ (al-) Phoenicianbor. Ancient Greek θῠ́ννος (thŭ́nnos)bor. Latin thunnusbor. Arabic تُنّ (tunn) Arabic اَلتُّنّ (at-tunn) Andalusian Arabic [Term?]bor. Old Spanish atun Spanish atúnder. United States Spanish tunabor. English tuna Borrowed from United States Spanish tuna, alteration of Spanish atún, from Arabic اَلتُّنّ (at-tunn, “tuna”), from Latin thunnus, itself from Ancient Greek θύννος (thúnnos). Possibly in the sense of "darter" from thynein "to dart along". Doublet of tonno.

Synonyms

tuna fishtunny

This word in other languages

atún(Español)thon(Français)Thunfisch(Deutsch)atum(Português)

Common misspellings

Also misspelled as:

  • tnua
  • ttuna
  • tunna
  • utna

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of tuna - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

tnua2ttuna1tunna1utna2
Edit distance from "tuna"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "tuna"?
"tuna" is spelled T-U-N-A. The IPA pronunciation is /ˈtjuː.nə/.
What does "tuna" mean?
As a noun, "tuna" means: Any of several species of fish of the genus Thunnus in the family Scombridae.
What words are commonly confused with "tuna"?
"tuna" is commonly confused with "tut", "tux", "TWA". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "tuna"?
The IPA (International Phonetic Alphabet) transcription for "tuna" is /ˈtjuː.nə/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "tuna"?
Etymology tree Arabic اَلْ (al-) Phoenicianbor. Ancient Greek θῠ́ννος (thŭ́nnos)bor. Latin thunnusbor. Arabic تُنّ (tunn) Arabic اَلتُّنّ (at-tunn) Andalusian Arabic [Term?]bor. Old Spanish atun Spanish atúnder. United States Spanish tunabor. Engl... See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "tuna", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 4 letters (nearest by frequency rank).

atop#12,368Russ#12,318rift#12,316bing#12,377

What to do next

You've looked up "tuna". Here's where to go from here.

  • "tuna" maps to 20 confusable pairs in this vintage; the highest-scored is "tut". View pair
  • 4 edit-distance misspelling variants are generated for spell-check research on this headword. See variants
  • Usage frequency rank #12,345 among English headwords in this corpus. Corpus statistics
  • Browse more English words in the "T" letter cohort. T–Z browse
  • PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list