APOvsATPTell them apart

Which to use

“APO” and “ATP” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#31,930
“APO” frequency rank
#17,809
“ATP” frequency rank
49739
confusion score

Side-by-Side Comparison

Feature APO ATP
Definition außerparlamentarische Opposition Abkürzung für Adenosintriphosphat

Where the eye mixes APO and ATP

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
APO
3 ch
ATP

Visual trap between APO and ATP

A purely visual mix-up. APO ([ˈaːpo]) and ATP ([aːteːˈpeː]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 49739, derived from the frequency rank of both members and their visual similarity.

APO is recorded at frequency rank #31,930, classified as anabbrev, pronounced [ˈaːpo]. ATP is at rank #17,809, tagged as anabbrev, pronounced [aːteːˈpeː].

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 49739, this pair ranks #1,200,120 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of APO vs ATP

Shared letters: ap. Private to "APO": o. Private to "ATP": t.

"APO" · 3 letters · shape VCV  ·  "ATP" · 3 letters · shape VCC

Frequently Asked Questions

Can "APO" and "ATP" be used interchangeably?
No. They are said differently ([ˈaːpo] versus [aːteːˈpeː]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "APO" or "ATP"?
"ATP" is the more common of the two: it sits at frequency rank #17,809 in our German list, against #31,930 for "APO". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "APO" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ATP" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,200,120 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "APO" and "ATP" also get mixed up with nearby pairs, the highest-scored neighbour is "APO vs AUD". Nearby pair

Confusion rank #1,200,120 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list