causenvscausoWhat's the difference?

Which to use

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

#36,971
“causen” frequency rank
#31,256
“causo” frequency rank
68227
confusion score

Side-by-Side Comparison

Feature causen causo
Definition Tercera persona del plural (ellos, ellas; ustedes, 2.ª persona) del presente de subjuntivo de causar. Primera persona del singular (yo) del presente de indicativo de causar.

Where the eye mixes causen and causo

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. causen runs 6 letters (CVVCVC) against causo's 5 (CVVCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
causen
5 ch
causo

Look-alike desk: causen vs causo

A purely visual mix-up. causen ([ˈkawsẽn]) and causo ([ˈkawso]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 68227, derived from the frequency rank of both members and their visual similarity.

causen is recorded at frequency rank #36,971, classified as averb, pronounced [ˈkawsẽn]. causo is at rank #31,256, tagged as averb, pronounced [ˈkawso].

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 68227, this pair ranks #35,060 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of causen vs causo

Shared letters: acsu. Private to "causen": en. Private to "causo": o.

"causen" · 6 letters · shape CVVCVC  ·  "causo" · 5 letters · shape CVVCV

Known mistypes of this pair

  • causen ← acusen · casuen · caucen · cauesn · causenn · causne · caussen · ccausen
  • causo ← casuo · cauos · causso · ccauso · cuaso

Frequently Asked Questions

Is swapping "causen" for "causo" ever safe?
No. They are said differently ([ˈkawsẽn] versus [ˈkawso]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "causen" vs "causo" - which ranks higher?
"causo" is the more common of the two: it sits at frequency rank #31,256 in our Spanish list, against #36,971 for "causen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "causen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "causo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #35,060 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "causen" and "causo" also get mixed up with nearby pairs, the highest-scored neighbour is "calmen vs causen". 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 #35,060 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