LarsenvslasserWhich spelling fits?

Quick tell: Larsen is a name, lasser is a verb, so they fill different roles in a sentence.

Which to use

“Larsen” is a name and “lasser” is a verb - they look or sound alike but fill different roles in a sentence.

#36,467
“Larsen” frequency rank
#19,580
“lasser” frequency rank
56047
confusion score

Side-by-Side Comparison

Feature Larsen lasser
Definition Nom de famille danois et norvégien. Rendre las.

Where the eye mixes Larsen and lasser

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. Larsen and lasser follow the identical consonant-vowel pattern (CVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
Larsen
6 ch
lasser

Look-alike desk: Larsen vs lasser

These two trip readers on the page rather than in the ear: Larsen is [laʁ.sɛn] while lasser is \lɑ.se\. 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 (name vs verb), which is usually the fastest check. Our composite confusion score for this pair is 56047, derived from the frequency rank of both members and their visual similarity.

Larsen is recorded at frequency rank #36,467, classified as aname, pronounced [laʁ.sɛn]. lasser is at rank #19,580, tagged as averb, pronounced \lɑ.se\.

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 56047, this pair ranks #123,569 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Larsen vs lasser

Shared letters: aelrs. Private to "Larsen": n. Private to "lasser": -.

"Larsen" · 6 letters · shape CVCCVC  ·  "lasser" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • Larsen ← alrsen · laresn · larrsen · larsenn · larsne · larssen · lasren · llarsen
  • lasser ← alsser · lasesr · lasserr · lassre · llasser · lsaser

Frequently Asked Questions

Do "Larsen" and "lasser" mean the same thing in a sentence?
No - they are not even the same part of speech. "Larsen" is a name and "lasser" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Larsen" vs "lasser" - which ranks higher?
"lasser" is the more common of the two: it sits at frequency rank #19,580 in our French list, against #36,467 for "Larsen". 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 "Larsen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lasser" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #123,569 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Larsen" and "lasser" also get mixed up with nearby pairs, the highest-scored neighbour is "larron vs Larsen". 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 #123,569 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list