apovsappConfusable pair

Quick tell: apo is a verb, app is a noun, so they fill different roles in a sentence.

Which to use

“apo” is a verb and “app” is a noun - they look or sound alike but fill different roles in a sentence.

#45,685
“apo” frequency rank
#4,695
“app” frequency rank
50380
confusion score

Side-by-Side Comparison

Feature apo app
Definition atar, juntar, ligar. aplicativo, aplicação

Letter map: apo vs app

Shared letters muted; letters that set apo and app apart highlighted. Shared run: 2.

3 ch
apo
3 ch
app

Part-of-speech tell for apo / app

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: apo is averb and appanoun. On the page they differ by a single letter - o in “apo” becomes p in “app”. Our composite confusion score for this pair is 50380, derived from the frequency rank of both members and their visual similarity.

apo is recorded at frequency rank #45,685, classified as averb, pronounced /ˈa.poː/.. app is at rank #4,695, 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 50380, this pair ranks #14,592 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of apo vs app

Shared letters: ap. Private to "apo": o. Private to "app": -.

"apo" · 3 letters · shape VCV  ·  "app" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "apo" for "app" ever safe?
No - they are not even the same part of speech. "apo" is a verb and "app" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "apo" vs "app" - which ranks higher?
"app" is the more common of the two: it sits at frequency rank #4,695 in our Portuguese list, against #45,685 for "apo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "apo" vs "app" is on the table, pick a follow-up below.

  • Full dictionary entry for "apo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "app" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #14,592 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "apo" and "app" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs apo". Nearby pair

Confusion rank #14,592 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