longvslostWhat's the difference?

Quick tell: long is a adjective, lost is a noun, so they fill different roles in a sentence.

Which to use

“long” is an adjective and “lost” is a noun - they look or sound alike but fill different roles in a sentence.

#8,548
“long” frequency rank
#18,302
“lost” frequency rank
26850
confusion score

Side-by-Side Comparison

Feature long lost
Definition Largo. Cola de animal.

Where the eye mixes long and lost

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
long
4 ch
lost

Why the eye confuses long with lost

These two trip readers on the page rather than in the ear: long is [lɔ͂] while lost is /ˈlɔst/. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 26850, derived from the frequency rank of both members and their visual similarity.

long is recorded at frequency rank #8,548, classified as anadj, pronounced [lɔ͂]. lost is at rank #18,302, tagged as anoun, pronounced /ˈlɔst/.

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 26850, this pair ranks #229,638 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of long vs lost

Shared letters: lo. Private to "long": gn. Private to "lost": st.

"long" · 4 letters · shape CVCC  ·  "lost" · 4 letters · shape CVCC

Known mistypes of this pair

  • longllong · lnog · logn · longg · lonng · olng
  • lostllost · losst · lostt · lots · lsot · olst

Frequently Asked Questions

Is swapping "long" for "lost" ever safe?
No - they are not even the same part of speech. "long" is an adjective and "lost" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "long" or "lost" show up more?
"long" is the more common of the two: it sits at frequency rank #8,548 in our Spanish list, against #18,302 for "lost". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "long" and "lost" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "long" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lost" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #229,638 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "long" and "lost" also get mixed up with nearby pairs, the highest-scored neighbour is "lost vs lotto". 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 #229,638 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