lachvslaxConfusable pair

Quick tell: lach is a verb, lax is an adjective, so they fill different roles in a sentence.

Which to use

“lach” is a verb and “lax” is an adjective - they look or sound alike but fill different roles in a sentence.

#13,884
“lach” frequency rank
#43,323
“lax” frequency rank
57207
confusion score

Side-by-Side Comparison

Feature lach lax
Definition 2. Person Singular Imperativ Präsens Aktiv des Verbs lachen nicht streng (in der Auslegung von Regeln)

Where the eye mixes lach and lax

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

4 ch
lach
3 ch
lax

Visual trap between lach and lax

These two trip readers on the page rather than in the ear: lach is [lax] while lax is [laks]. 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 (verb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 57207, derived from the frequency rank of both members and their visual similarity.

lach is recorded at frequency rank #13,884, classified as averb, pronounced [lax]. lax is at rank #43,323, tagged as anadj, pronounced [laks].

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 57207, this pair ranks #910,309 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lach vs lax

Shared letters: al. Private to "lach": ch. Private to "lax": x.

"lach" · 4 letters · shape CVCC  ·  "lax" · 3 letters · shape CVC

Known mistypes of this pair

  • lachalch · lacch · lachh · lahc · lcah · llach

Frequently Asked Questions

Can "lach" and "lax" be used interchangeably?
No - they are not even the same part of speech. "lach" is a verb and "lax" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "lach" vs "lax" - which ranks higher?
"lach" is the more common of the two: it sits at frequency rank #13,884 in our German list, against #43,323 for "lax". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "lach" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lax" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #910,309 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "lach" and "lax" also get mixed up with nearby pairs, the highest-scored neighbour is "lame vs lax". 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 #910,309 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