lacvslavaWhich spelling fits?

Which to use

“lac” and “lava” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#48,497
“lac” frequency rank
#8,980
“lava” frequency rank
57477
confusion score

Side-by-Side Comparison

Feature lac lava
Definition Lago. Mezcla de distintos minerales derretidos, que brota de la tierra en las erupciones volcánicas.

Where the eye mixes lac and lava

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. lac runs 3 letters (CVC) against lava's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
lac
4 ch
lava

Why the eye confuses lac with lava

A purely visual mix-up. lac ([lak]) and lava ([ˈlaβ̞a]) 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 1 letter(s) in length. Our composite confusion score for this pair is 57477, derived from the frequency rank of both members and their visual similarity.

lac is recorded at frequency rank #48,497, classified as anoun, pronounced [lak]. lava is at rank #8,980, tagged as anoun, pronounced [ˈlaβ̞a].

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 57477, this pair ranks #70,360 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of lac vs lava

Shared letters: al. Private to "lac": c. Private to "lava": v.

"lac" · 3 letters · shape CVC  ·  "lava" · 4 letters · shape CVCV

Known mistypes of this pair

  • lava ← laav · lavva · llava · lvaa

Frequently Asked Questions

Is swapping "lac" for "lava" ever safe?
No. They are said differently ([lak] versus [ˈlaβ̞a]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "lac" or "lava"?
"lava" is the more common of the two: it sits at frequency rank #8,980 in our Spanish list, against #48,497 for "lac". 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 "lac" and "lava" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "lac" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lava" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #70,360 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "lac" and "lava" also get mixed up with nearby pairs, the highest-scored neighbour is "lac vs lapa". 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 #70,360 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