laservsloaderWhich spelling fits?

Which to use

“laser” and “loader” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#5,140
“laser” frequency rank
#25,459
“loader” frequency rank
30599
confusion score

Side-by-Side Comparison

Feature laser loader
Definition A device that produces a monochromatic, coherent beam of light. Agent noun of load; a person or device that loads.

Where the eye mixes laser and loader

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
laser
6 ch
loader

Look-alike desk: laser vs loader

A purely visual mix-up. laser (/ˈleɪz.ə(ɹ)/) and loader (/ˈloʊdɚ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 30599, derived from the frequency rank of both members and their visual similarity.

laser is recorded at frequency rank #5,140, classified as anoun, pronounced /ˈleɪz.ə(ɹ)/. loader is at rank #25,459, tagged as anoun, pronounced /ˈloʊdɚ/.

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 30599, this pair ranks #353,251 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of laser vs loader

Shared letters: aelr. Private to "laser": s. Private to "loader": do.

"laser" · 5 letters · shape CVCVC  ·  "loader" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • laseralser · laesr · laserr · lasre · lasser · llaser · lsaer
  • loaderlaoder · lloader · loadder · loaderr · loadre · loaedr · lodaer · olader

Frequently Asked Questions

Is swapping "laser" for "loader" ever safe?
No. They are said differently (/ˈleɪz.ə(ɹ)/ versus /ˈloʊdɚ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "laser" vs "loader" - which ranks higher?
"laser" is the more common of the two: it sits at frequency rank #5,140 in our English list, against #25,459 for "loader". 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 "laser" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "loader" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #353,251 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "laser" and "loader" also get mixed up with nearby pairs, the highest-scored neighbour is "laver vs loader". 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 #353,251 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list