LaservslasseWhich spelling fits?

Quick tell: Laser is a noun, lasse is a verb, so they fill different roles in a sentence.

Which to use

“Laser” is a noun and “lasse” is a verb - they look or sound alike but fill different roles in a sentence.

#8,743
“Laser” frequency rank
#2,209
“lasse” frequency rank
10952
confusion score

Side-by-Side Comparison

Feature Laser lasse
Definition Quelle für intensives, gerichtetes und kohärentes Licht nur eines kleinen Wellenlängenbereichs (monochromatisch) 1. Person Singular Indikativ Präsens Aktiv des Verbs lassen

Where the eye mixes Laser and lasse

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

5 ch
Laser
5 ch
lasse

Visual trap between Laser and lasse

These two trip readers on the page rather than in the ear: Laser is [ˈlɛɪ̯zɐ] while lasse is [ˈlasə]. 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 verb), which is usually the fastest check. Our composite confusion score for this pair is 10952, derived from the frequency rank of both members and their visual similarity.

Laser is recorded at frequency rank #8,743, classified as anoun, pronounced [ˈlɛɪ̯zɐ]. lasse is at rank #2,209, tagged as averb, pronounced [ˈlasə].

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 10952, this pair ranks #1,972,475 of 2,006,359 scored German confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Laser vs lasse

Shared letters: aels. Private to "Laser": r. Private to "lasse": -.

"Laser" · 5 letters · shape CVCVC  ·  "lasse" · 5 letters · shape CVCCV

Known mistypes of this pair

  • Laseralser · laesr · laserr · lasre · lasser · llaser · lsaer
  • lassealsse · lase · lases · laße · llasse · lsase

Frequently Asked Questions

Do "Laser" and "lasse" mean the same thing in a sentence?
No - they are not even the same part of speech. "Laser" is a noun and "lasse" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Laser" vs "lasse" - which ranks higher?
"lasse" is the more common of the two: it sits at frequency rank #2,209 in our German list, against #8,743 for "Laser". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "Laser" and "lasse" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "Laser" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lasse" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #1,972,475 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "Laser" and "lasse" also get mixed up with nearby pairs, the highest-scored neighbour is "Laser vs Lasern". 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 #1,972,475 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