AlostvsaltWhich spelling fits?

Quick tell: Alost is a name, alt is an adjective, so they fill different roles in a sentence.

Which to use

“Alost” is a name and “alt” is an adjective - they look or sound alike but fill different roles in a sentence.

#47,144
“Alost” frequency rank
#15,561
“alt” frequency rank
62705
confusion score

Side-by-Side Comparison

Feature Alost alt
Definition Commune et ville de la province de Flandre-Orientale de la région flamande de Belgique. Vieux, vieille, âgé, âgée.

Where the eye mixes Alost and alt

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. Alost runs 5 letters (VCVCC) against alt's 3 (VCC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
Alost
3 ch
alt

Look-alike desk: Alost vs alt

These two trip readers on the page rather than in the ear: Alost is \a.lɔst\ while alt is \alt\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (name vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 62705, derived from the frequency rank of both members and their visual similarity.

Alost is recorded at frequency rank #47,144, classified as aname, pronounced \a.lɔst\. alt is at rank #15,561, tagged as anadj, pronounced \alt\.

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 62705, this pair ranks #85,751 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Alost vs alt

Shared letters: alt. Private to "Alost": os. Private to "alt": -.

"Alost" · 5 letters · shape VCVCC  ·  "alt" · 3 letters · shape VCC

Known mistypes of this pair

  • Alost ← allost · alosst · alostt · alots · alsot · aolst · laost

Frequently Asked Questions

Can "Alost" and "alt" be used interchangeably?
No - they are not even the same part of speech. "Alost" is a name and "alt" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Alost" or "alt"?
"alt" is the more common of the two: it sits at frequency rank #15,561 in our French list, against #47,144 for "Alost". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "Alost" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "alt" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #85,751 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Alost" and "alt" also get mixed up with nearby pairs, the highest-scored neighbour is "Alost vs atos". 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 #85,751 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list