Which to use
“costado” is a noun and “costoso” is an adjective - they look or sound alike but fill different roles in a sentence.
- #4,694
- “costado” frequency rank
- #12,789
- “costoso” frequency rank
- 17483
- confusion score
Side-by-Side Comparison
| Feature | costado | costoso |
|---|---|---|
| Definition | Cada una de las dos partes laterales del cuerpo humano, a la izquierda y la derecha, entre el pecho y la espalda, desde el hombro hasta la cadera. | Lo que cuesta mucho dinero. |
Where the spellings diverge
Shared letters are muted; the letters that actually set costado and costoso apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
costado and costoso form a confusable pair in the Spanish index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They share most of their letters but differ in 2 positions - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 17483, derived from the frequency rank of both members and their visual similarity.
costado is recorded at frequency rank #4,694, classified as anoun, pronounced [kosˈt̪að̞o]. costoso is at rank #12,789, tagged as anadj, pronounced [kosˈt̪oso].
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 17483, this pair ranks #271,908 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "costado" and "costoso" be used interchangeably?
Remembering costado vs costoso
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “costado”; for an adjective, it's “costoso”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “costado” entry
- Browse more pairs most likely to be confused. Most confusable