caídovscasoWhat's the difference?

Quick tell: caído is a adjective, caso is a conjunction, so they fill different roles in a sentence.

Which to use

“caído” is an adjective and “caso” is a conjunction - they look or sound alike but fill different roles in a sentence.

#8,017
“caído” frequency rank
#181
“caso” frequency rank
8198
confusion score

Side-by-Side Comparison

Feature caído caso
Definition que caiu na hipótese de; se

Where the spellings diverge

Shared letters are muted; the letters that actually set caído and caso apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
caído
4 ch
caso

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: caído is anadjective and casoaconjunction. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 8198, derived from the frequency rank of both members and their visual similarity.

caído is recorded at frequency rank #8,017, classified as anadj. caso is at rank #181, tagged as aconj, pronounced /ˈka.zu/.

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 8198, this pair ranks #65,666 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of caído vs caso

Shared letters: aco. Private to "caído": . Private to "caso": s.

"caído" · 5 letters · shape CVVCV  ·  "caso" · 4 letters · shape CVCV

Known mistypes of this pair

  • casoacso · casso · ccaso · csao

Frequency comparison

caído#8,017
caso#181

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "caído" and "caso" be used interchangeably?
No - they are not even the same part of speech. "caído" is an adjective and "caso" a conjunction, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "caído" or "caso"?
"caso" is the more common of the two: it sits at frequency rank #181 in our Portuguese list, against #8,017 for "caído". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering caído vs caso

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “caído”; for a conjunction, it's “caso”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “caído” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list