arcovsareWhat's the difference?

Quick tell: arco is a adverb, are is a verb, so they fill different roles in a sentence.

Which to use

“arco” is an adverb and “are” is a verb - they look or sound alike but fill different roles in a sentence.

#49,190
“arco” frequency rank
#19
“are” frequency rank
49209
confusion score

Side-by-Side Comparison

Feature arco are
Definition A note in string instrument musical notation indicating that the bow is to be used in the usual way, usually following a passage that is played pizzicato. second-person singular simple present of be

Letter map: arco vs are

Shared letters muted; letters that set arco and are apart highlighted. Shared run: 2.

4 ch
arco
3 ch
are

Role in the sentence - arco and are

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: arco is anadverb and areaverb. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49209, derived from the frequency rank of both members and their visual similarity.

arco is recorded at frequency rank #49,190, classified as anadv. are is at rank #19, tagged as averb, pronounced /ə(ɹ)/.

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 49209, this pair ranks #185,764 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of arco vs are

Shared letters: ar. Private to "arco": co. Private to "are": e.

"arco" · 4 letters · shape VCCV  ·  "are" · 3 letters · shape VCV

Known mistypes of this pair

  • arcoarcco · aroc · arrco · raco

Frequently Asked Questions

Can "arco" and "are" be used interchangeably?
No - they are not even the same part of speech. "arco" is an adverb and "are" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "arco" or "are"?
"are" is the more common of the two: it sits at frequency rank #19 in our English list, against #49,190 for "arco". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "arco" and "are". Here's where to go from here.

  • Full dictionary entry for "arco" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "are" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #185,764 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "arco" and "are" also get mixed up with nearby pairs, the highest-scored neighbour is "algo vs arco". 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 #185,764 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list