lasvslastsTell them apart

Which to use

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

#4,463
“las” frequency rank
#8,309
“lasts” frequency rank
12772
confusion score

Side-by-Side Comparison

Feature las lasts
Definition plural of la plural of last

Where the eye mixes las and lasts

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

3 ch
las
5 ch
lasts

Look-alike desk: las vs lasts

A purely visual mix-up. las (/lɑːz/) and lasts (/lɑːsts/) 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) - “las” sits inside “lasts”. Our composite confusion score for this pair is 12772, derived from the frequency rank of both members and their visual similarity.

las is recorded at frequency rank #4,463, classified as anoun, pronounced /lɑːz/. lasts is at rank #8,309, tagged as anoun, pronounced /lɑːsts/.

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 12772, this pair ranks #479,656 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of las vs lasts

Shared letters: als. Private to "las": -. Private to "lasts": t.

"las" · 3 letters · shape CVC  ·  "lasts" · 5 letters · shape CVCCC

Known mistypes of this pair

  • lastsalsts · lassts · lastss · lastts · latss · llasts · lsats

Frequently Asked Questions

Can "las" and "lasts" be used interchangeably?
No. They are said differently (/lɑːz/ versus /lɑːsts/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "las" vs "lasts" - which ranks higher?
"las" is the more common of the two: it sits at frequency rank #4,463 in our English list, against #8,309 for "lasts". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "las" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lasts" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #479,656 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "las" and "lasts" also get mixed up with nearby pairs, the highest-scored neighbour is "las vs LSC". 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 #479,656 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