láservsLasoWhat's the difference?

Quick tell: láser is a noun, Laso is a name, so they fill different roles in a sentence.

Which to use

“láser” is a noun and “Laso” is a name - they look or sound alike but fill different roles in a sentence.

#10,171
“láser” frequency rank
#42,000
“Laso” frequency rank
52171
confusion score

Side-by-Side Comparison

Feature láser Laso
Definition Dispositivo que utiliza la emisión inducida para generar un haz de luz coherente tanto espacial como temporalmente. Apellido

Where the eye mixes láser and Laso

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. láser runs 5 letters (CVCVC) against Laso's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
láser
4 ch
Laso

Visual trap between láser and Laso

These two trip readers on the page rather than in the ear: láser is [ˈlaseɾ] while Laso is [ˈlaso]. 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 (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 52171, derived from the frequency rank of both members and their visual similarity.

láser is recorded at frequency rank #10,171, classified as anoun, pronounced [ˈlaseɾ]. Laso is at rank #42,000, tagged as aname, pronounced [ˈlaso].

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 52171, this pair ranks #94,033 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of láser vs Laso

Shared letters: ls. Private to "láser": erá. Private to "Laso": ao.

"láser" · 5 letters · shape CVCVC  ·  "Laso" · 4 letters · shape CVCV

Known mistypes of this pair

  • Laso ← lasso · llaso · lsao

Frequently Asked Questions

Can "láser" and "Laso" be used interchangeably?
No - they are not even the same part of speech. "láser" is a noun and "Laso" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "láser" or "Laso" show up more?
"láser" is the more common of the two: it sits at frequency rank #10,171 in our Spanish list, against #42,000 for "Laso". 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 "láser" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Laso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #94,033 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "láser" and "Laso" also get mixed up with nearby pairs, the highest-scored neighbour is "lac vs Laso". 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 #94,033 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list