tosvstroConfusable pair

Which to use

“tos” and “tro” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#9,550
“tos” frequency rank
#43,903
“tro” frequency rank
53453
confusion score

Side-by-Side Comparison

Feature tos tro
Definition Contracción espasmódica repentina y a veces repetitiva de la cavidad torácica que resulta en una liberación violenta del aire de los pulmones produciendo un sonido característico. Trueno.

Where the eye mixes tos and tro

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
tos
3 ch
tro

Look-alike desk: tos vs tro

A purely visual mix-up. tos ([ˈt̪os]) and tro ([ˈtɾo]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 53453, derived from the frequency rank of both members and their visual similarity.

tos is recorded at frequency rank #9,550, classified as anoun, pronounced [ˈt̪os]. tro is at rank #43,903, tagged as anoun, pronounced [ˈtɾo].

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 53453, this pair ranks #87,791 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of tos vs tro

Shared letters: ot. Private to "tos": s. Private to "tro": r.

"tos" · 3 letters · shape CVC  ·  "tro" · 3 letters · shape CCV

Frequently Asked Questions

Do "tos" and "tro" mean the same thing in a sentence?
No. They are said differently ([ˈt̪os] versus [ˈtɾo]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "tos" or "tro"?
"tos" is the more common of the two: it sits at frequency rank #9,550 in our Spanish list, against #43,903 for "tro". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "tos" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #87,791 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "tos" and "tro" also get mixed up with nearby pairs, the highest-scored neighbour is "tapo vs tro". Nearby pair

Confusion rank #87,791 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list