afivsarWhich spelling fits?

Which to use

“afi” and “ar” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#41,804
“afi” frequency rank
#613
“ar” frequency rank
42417
confusion score

Side-by-Side Comparison

Feature afi ar
Definition avô. fluido gasoso que envolve todo o planeta Terra; atmosfera

Letter map: afi vs ar

Shared letters muted; letters that set afi and ar apart highlighted. Shared run: 1.

3 ch
afi
2 ch
ar

Spelling & dictionary notes on afi vs ar

afi and ar are indexed as a confusable Portuguese pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 42417, derived from the frequency rank of both members and their visual similarity.

afi is recorded at frequency rank #41,804, classified as anoun, pronounced [ˈaːvɪ], Plural: [ˈaːvar̥]. ar is at rank #613, tagged as anoun.

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 42417, this pair ranks #23,354 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of afi vs ar

Shared letters: a. Private to "afi": fi. Private to "ar": r.

"afi" · 3 letters · shape VCV  ·  "ar" · 2 letters · shape VC

Frequently Asked Questions

Is swapping "afi" for "ar" ever safe?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Frequency check: "afi" vs "ar" - which ranks higher?
"ar" is the more common of the two: it sits at frequency rank #613 in our Portuguese list, against #41,804 for "afi". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pair "afi" vs "ar" is on the table, pick a follow-up below.

  • Full dictionary entry for "afi" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #23,354 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "afi" and "ar" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs afi". Nearby pair

Confusion rank #23,354 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list