Which to use
“arduo” and “árido” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #21,901
- “arduo” frequency rank
- #33,379
- “árido” frequency rank
- 55280
- confusion score
Side-by-Side Comparison
| Feature | arduo | árido |
|---|---|---|
| Definition | Muy complicado. | Desprovisto de humedad, seco. |
Where the eye mixes arduo and árido
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. arduo (VCCVV) and árido (VCVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses arduo with árido
A purely visual mix-up. arduo ([ˈaɾð̞wo]) and árido ([ˈaɾið̞o]) 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 3 positions. Our composite confusion score for this pair is 55280, derived from the frequency rank of both members and their visual similarity.
arduo is recorded at frequency rank #21,901, classified as anadj, pronounced [ˈaɾð̞wo]. árido is at rank #33,379, tagged as anadj, pronounced [ˈaɾið̞o].
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 55280, this pair ranks #79,607 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of arduo vs árido
Shared letters: dor. Private to "arduo": au. Private to "árido": iá.
"arduo" · 5 letters · shape VCCVV · "árido" · 5 letters · shape VCVCV
Known mistypes of this pair
- arduo ← adruo · ardduo · ardou · arrduo · arudo · raduo
Frequently Asked Questions
Is swapping "arduo" for "árido" ever safe?
Frequency check: "arduo" vs "árido" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "arduo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "árido" - compare definitions side by side with the headword page. Word entry
- This pair ranks #79,607 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "arduo" and "árido" also get mixed up with nearby pairs, the highest-scored neighbour is "alió vs árido". 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 #79,607 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.