valevsviableWhich spelling fits?

Quick tell: vale is a noun, viable is an adjective, so they fill different roles in a sentence.

Which to use

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

#638
“vale” frequency rank
#10,780
“viable” frequency rank
11418
confusion score

Side-by-Side Comparison

Feature vale viable
Definition Documento de pago o sustitución de algo. Que puede vivir, en especial referido a quien acaba de nacer.

Where the eye mixes vale and viable

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

4 ch
vale
6 ch
viable

Look-alike desk: vale vs viable

These two trip readers on the page rather than in the ear: vale is [ˈbale] while viable is [ˈbjaβ̞le]. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 11418, derived from the frequency rank of both members and their visual similarity.

vale is recorded at frequency rank #638, classified as anoun, pronounced [ˈbale]. viable is at rank #10,780, tagged as anadj, pronounced [ˈbjaβ̞le].

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 11418, this pair ranks #295,197 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of vale vs viable

Shared letters: aelv. Private to "vale": -. Private to "viable": bi.

"vale" · 4 letters · shape CVCV  ·  "viable" · 6 letters · shape CVVCCV

Known mistypes of this pair

  • valeavle · bale · vael · vlae · vvale
  • viablebiable · ivable · vaible · viabble · viabel · viablle · vialbe · viavle

Frequently Asked Questions

Can "vale" and "viable" be used interchangeably?
No - they are not even the same part of speech. "vale" is a noun and "viable" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "vale" vs "viable" - which ranks higher?
"vale" is the more common of the two: it sits at frequency rank #638 in our Spanish list, against #10,780 for "viable". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "vale" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "viable" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #295,197 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "vale" and "viable" also get mixed up with nearby pairs, the highest-scored neighbour is "viable vs ville". 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 #295,197 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