aéreovsarcoWhat's the difference?

Quick tell: aéreo is a adjective, arco is a noun, so they fill different roles in a sentence.

Which to use

“aéreo” is an adjective and “arco” is a noun - they look or sound alike but fill different roles in a sentence.

#5,798
“aéreo” frequency rank
#3,609
“arco” frequency rank
9407
confusion score

Side-by-Side Comparison

Feature aéreo arco
Definition Que pertenece o concierne al aire. Arma elaborada a partir de una barra material elástico amarrada por ambos extremos a una cuerda la cual se utiliza para impulsar flechas.

Where the spellings diverge

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

5 ch
aéreo
4 ch
arco

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: aéreo is [aˈeɾeo] while arco is [ˈaɾko]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 9407, derived from the frequency rank of both members and their visual similarity.

aéreo is recorded at frequency rank #5,798, classified as anadj, pronounced [aˈeɾeo]. arco is at rank #3,609, tagged as anoun, pronounced [ˈaɾko].

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 9407, this pair ranks #302,039 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of aéreo vs arco

Shared letters: aor. Private to "aéreo": . Private to "arco": c.

"aéreo" · 5 letters · shape VVCVV  ·  "arco" · 4 letters · shape VCCV

Known mistypes of this pair

  • arcoarcco · aroc · arrco · raco

Frequency comparison

aéreo#5,798
arco#3,609

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "aéreo" and "arco" be used interchangeably?
No - they are not even the same part of speech. "aéreo" is an adjective and "arco" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "aéreo" or "arco"?
"arco" is the more common of the two: it sits at frequency rank #3,609 in our Spanish list, against #5,798 for "aéreo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering aéreo vs arco

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “aéreo”; for a noun, it's “arco”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “aéreo” 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