losvsloserWhich spelling fits?

Which to use

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

#1,728
“los” frequency rank
#7,026
“loser” frequency rank
8754
confusion score

Side-by-Side Comparison

Feature los loser
Definition A medium-sized wildcat, most of them part of the genus Lynx. A person who loses; one who fails to win or thrive.

Where the eye mixes los and loser

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
los
5 ch
loser

Visual trap between los and loser

A purely visual mix-up. los (/lɒs/) and loser (/luːzə(ɹ)/) 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 2 extra letter(s) - “los” sits inside “loser”. Our composite confusion score for this pair is 8754, derived from the frequency rank of both members and their visual similarity.

los is recorded at frequency rank #1,728, classified as anoun, pronounced /lɒs/. loser is at rank #7,026, tagged as anoun, pronounced /luːzə(ɹ)/.

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 8754, this pair ranks #500,891 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of los vs loser

Shared letters: los. Private to "los": -. Private to "loser": er.

"los" · 3 letters · shape CVC  ·  "loser" · 5 letters · shape CVCVC

Known mistypes of this pair

  • loserlloser · loesr · loserr · losre · losser · lsoer · olser

Frequently Asked Questions

Is swapping "los" for "loser" ever safe?
No. They are said differently (/lɒs/ versus /luːzə(ɹ)/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "los" vs "loser" - which ranks higher?
"los" is the more common of the two: it sits at frequency rank #1,728 in our English list, against #7,026 for "loser". 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 "los" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "loser" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #500,891 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "los" and "loser" also get mixed up with nearby pairs, the highest-scored neighbour is "lope vs loser". 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 #500,891 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