Which to use
“ach” and “APL” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #30,673
- “ach” frequency rank
- #48,593
- “APL” frequency rank
- 79266
- confusion score
Side-by-Side Comparison
| Feature | ach | APL |
|---|---|---|
| Definition | Any of several species of plants, such as smallage, wild celery, parsley. | Initialism of acute promyelocytic leukemia. |
Letter map: ach vs APL
Shared letters muted; letters that set ach and APL apart highlighted. Shared run: 1. ach and APL follow the identical consonant-vowel pattern (VCC). Same shape at a glance is often the real trap, independent of shared letters.
Corpus notes: ach and APL
ach and APL are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 79266, derived from the frequency rank of both members and their visual similarity.
ach is recorded at frequency rank #30,673, classified as anoun, pronounced /æt͡ʃ/. APL is at rank #48,593, 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 79266, this pair ranks #22,518 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of ach vs APL
Shared letters: a. Private to "ach": ch. Private to "APL": lp.
"ach" · 3 letters · shape VCC · "APL" · 3 letters · shape VCC
Frequently Asked Questions
Is swapping "ach" for "APL" ever safe?
In ordinary English text, does "ach" or "APL" show up more?
What to do next
Done with this confusable. These links stay specific to "ach" and "APL".
- Full dictionary entry for "ach" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "APL" - compare definitions side by side with the headword page. Word entry
- This pair ranks #22,518 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "ach" and "APL" also get mixed up with nearby pairs, the highest-scored neighbour is "amb vs APL". Nearby pair
Confusion rank #22,518 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.