Which to use
“erst” is an adverb and “ESP” is an abbrev - they look or sound alike but fill different roles in a sentence.
- #159
- “erst” frequency rank
- #29,567
- “ESP” frequency rank
- 29726
- confusion score
Side-by-Side Comparison
| Feature | erst | ESP |
|---|---|---|
| Definition | zuvor, vorher | Elektronisches Stabilitätsprogramm |
Where the eye mixes erst and ESP
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. erst runs 4 letters (VCCC) against ESP's 3 (VCC) - the length gap alone is often enough to separate them once you know to check it.
Why the eye confuses erst with ESP
These two trip readers on the page rather than in the ear: erst is [eːɐ̯st] while ESP is [ʔeːʔɛsˈpeː]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (adverb vs abbrev), which is usually the fastest check. Our composite confusion score for this pair is 29726, derived from the frequency rank of both members and their visual similarity.
erst is recorded at frequency rank #159, classified as anadv, pronounced [eːɐ̯st]. ESP is at rank #29,567, tagged as anabbrev, pronounced [ʔeːʔɛsˈpeː].
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 29726, this pair ranks #1,761,418 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of erst vs ESP
Shared letters: es. Private to "erst": rt. Private to "ESP": p.
"erst" · 4 letters · shape VCCC · "ESP" · 3 letters · shape VCC
Known mistypes of this pair
- erst ← errst · ersst · erstt · erts · esrt
Frequently Asked Questions
Can "erst" and "ESP" be used interchangeably?
Frequency check: "erst" vs "ESP" - which ranks higher?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "erst" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ESP" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,761,418 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "erst" and "ESP" also get mixed up with nearby pairs, the highest-scored neighbour is "ESP vs Esra". 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 #1,761,418 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.