erst vs ESA, What's the Difference?

Which to use

“erst” is an adverb and “ESA” is a name - they look or sound alike but fill different roles in a sentence.

#159
“erst” frequency rank: #21,241
“ESA” frequency rank: 21400
confusion score

Side-by-Side Comparison

Feature	erst	ESA
Definition	zuvor, vorher	European Space Agency, Europäische Weltraumorganisation

Where the eye mixes erst and ESA

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

4 ch

erst

3 ch

ESA

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: erst is [eːɐ̯st] while ESA is [ˈeːza]. 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 name), which is usually the fastest check. Our composite confusion score for this pair is 21400, derived from the frequency rank of both members and their visual similarity.

erst is recorded at frequency rank #159, classified as anadv, pronounced [eːɐ̯st]. ESA is at rank #21,241, tagged as aname, pronounced [ˈeːza].

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 21400, this pair ranks #1,886,708 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of erst vs ESA

Shared letters: es. Private to "erst": rt. Private to "ESA": a.

"erst" · 4 letters · shape VCCC · "ESA" · 3 letters · shape VCV

Known mistypes of this pair

erst ← errst · ersst · erstt · erts · esrt

Frequently Asked Questions

Can "erst" and "ESA" be used interchangeably?

No - they are not even the same part of speech. "erst" is an adverb and "ESA" a name, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "erst" or "ESA"?

"erst" is the more common of the two: it sits at frequency rank #159 in our German list, against #21,241 for "ESA". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "erst" and "ESA". Here's where to go from here.

Full dictionary entry for "erst" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ESA" - compare definitions side by side with the headword page. Word entry
This pair ranks #1,886,708 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
"erst" and "ESA" also get mixed up with nearby pairs, the highest-scored neighbour is "ESA 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

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.