TestervsteurerWhich spelling fits?

Quick tell: Tester is a noun, teurer is an adjective, so they fill different roles in a sentence.

Which to use

“Tester” is a noun and “teurer” is an adjective - they look or sound alike but fill different roles in a sentence.

#22,535
“Tester” frequency rank
#4,658
“teurer” frequency rank
27193
confusion score

Side-by-Side Comparison

Feature Tester teurer
Definition Person, die oder etwas, das durch einen Versuch Sicherheit darüber gewinnt, ob ein technischer Apparat oder ein Vorgang innerhalb der geplanten Rahmenbedingungen funktioniert oder nicht Nominativ Singular Maskulinum Positiv der starken Flexion des Adjektivs teuer

Where the eye mixes Tester and teurer

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. Tester (CVCCVC) and teurer (CVVCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
Tester
6 ch
teurer

Look-alike desk: Tester vs teurer

These two trip readers on the page rather than in the ear: Tester is [ˈtɛstɐ] while teurer is [ˈtɔɪ̯ʁɐ]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 27193, derived from the frequency rank of both members and their visual similarity.

Tester is recorded at frequency rank #22,535, classified as anoun, pronounced [ˈtɛstɐ]. teurer is at rank #4,658, tagged as anadj, pronounced [ˈtɔɪ̯ʁɐ].

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 27193, this pair ranks #1,805,776 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Tester vs teurer

Shared letters: ert. Private to "Tester": s. Private to "teurer": u.

"Tester" · 6 letters · shape CVCCVC  ·  "teurer" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • Tester ← etster · tesetr · tesster · testerr · testre · testter · tetser · tseter
  • teurer ← eturer · teruer · teurerr · teurre · teurrer · tteurer · tuerer

Frequently Asked Questions

Do "Tester" and "teurer" mean the same thing in a sentence?
No - they are not even the same part of speech. "Tester" is a noun and "teurer" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary German text, does "Tester" or "teurer" show up more?
"teurer" is the more common of the two: it sits at frequency rank #4,658 in our German list, against #22,535 for "Tester". 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 "Tester" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "teurer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,805,776 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Tester" and "teurer" also get mixed up with nearby pairs, the highest-scored neighbour is "Tester vs tiefster". 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 #1,805,776 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