Which to use
“ardid” and “arduo” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #36,407
- “ardid” frequency rank
- #21,901
- “arduo” frequency rank
- 58308
- confusion score
Side-by-Side Comparison
| Feature | ardid | arduo |
|---|---|---|
| Definition | Sagaz; hábil para engañar. | Muy complicado. |
Where the eye mixes ardid and arduo
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. ardid (VCCVC) and arduo (VCCVV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses ardid with arduo
A purely visual mix-up. ardid ([aɾˈð̞ið̞]) and arduo ([ˈaɾð̞wo]) 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 58308, derived from the frequency rank of both members and their visual similarity.
ardid is recorded at frequency rank #36,407, classified as anadj, pronounced [aɾˈð̞ið̞]. arduo is at rank #21,901, tagged as anadj, pronounced [ˈaɾð̞wo].
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 58308, this pair ranks #66,946 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of ardid vs arduo
Shared letters: adr. Private to "ardid": i. Private to "arduo": ou.
"ardid" · 5 letters · shape VCCVC · "arduo" · 5 letters · shape VCCVV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "ardid" for "arduo" ever safe?
Frequency check: "ardid" vs "arduo" - which ranks higher?
After this comparison
Eye-level mix-up between "ardid" and "arduo" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "ardid" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "arduo" - compare definitions side by side with the headword page. Word entry
- This pair ranks #66,946 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "ardid" and "arduo" also get mixed up with nearby pairs, the highest-scored neighbour is "ardía vs ardid". 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 #66,946 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.