Which to use
“tercer” and “tercio” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,428
- “tercer” frequency rank
- #6,241
- “tercio” frequency rank
- 7669
- confusion score
Side-by-Side Comparison
| Feature | tercer | tercio |
|---|---|---|
| Definition | Variante de tercero (que ocupa el lugar tres en una serie, inmediatamente después del segundo elemento). | Que es una de las tres partes iguales en que se divide algo. |
Where the eye mixes tercer and tercio
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Visual trap between tercer and tercio
A purely visual mix-up. tercer ([t̪eɾˈseɾ]) and tercio ([ˈt̪eɾsjo]) 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 7669, derived from the frequency rank of both members and their visual similarity.
tercer is recorded at frequency rank #1,428, classified as anadj, pronounced [t̪eɾˈseɾ]. tercio is at rank #6,241, tagged as anadj, pronounced [ˈt̪eɾsjo].
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 7669, this pair ranks #307,295 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of tercer vs tercio
Shared letters: cert. Private to "tercer": -. Private to "tercio": io.
"tercer" · 6 letters · shape CVCCVC · "tercio" · 6 letters · shape CVCCVV
Known mistypes of this pair
Frequently Asked Questions
Do "tercer" and "tercio" mean the same thing in a sentence?
Which is more common, "tercer" or "tercio"?
Useful next steps
Eye-level mix-up between "tercer" and "tercio" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "tercer" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "tercio" - compare definitions side by side with the headword page. Word entry
- This pair ranks #307,295 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "tercer" and "tercio" also get mixed up with nearby pairs, the highest-scored neighbour is "tercio vs tercos". 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 #307,295 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.