quavsquoWhich spelling fits?

Quick tell: qua is a adverb, quo is a verb, so they fill different roles in a sentence.

Which to use

“qua” is an adverb and “quo” is a verb - they look or sound alike but fill different roles in a sentence.

#43,210
“qua” frequency rank
#10,560
“quo” frequency rank
53770
confusion score

Side-by-Side Comparison

Feature qua quo
Definition Acá. Dijo.

Letter map: qua vs quo

Shared letters muted; letters that set qua and quo apart highlighted. Shared run: 2. qua and quo follow the identical consonant-vowel pattern (CVV). Same shape at a glance is often the real trap, independent of shared letters.

3 ch
qua
3 ch
quo

Grammar separator: qua vs quo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: qua is anadverb and quoaverb. On the page they differ by a single letter - a in “qua” becomes o in “quo”. Our composite confusion score for this pair is 53770, derived from the frequency rank of both members and their visual similarity.

qua is recorded at frequency rank #43,210, classified as anadv, pronounced /ˈkwa/. quo is at rank #10,560, tagged as averb.

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 53770, this pair ranks #86,279 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of qua vs quo

Shared letters: qu. Private to "qua": a. Private to "quo": o.

"qua" · 3 letters · shape CVV  ·  "quo" · 3 letters · shape CVV

Frequently Asked Questions

Can "qua" and "quo" be used interchangeably?
No - they are not even the same part of speech. "qua" is an adverb and "quo" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "qua" or "quo" show up more?
"quo" is the more common of the two: it sits at frequency rank #10,560 in our Spanish list, against #43,210 for "qua". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "qua" and "quo". Here's where to go from here.

  • Full dictionary entry for "qua" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "quo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #86,279 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "qua" and "quo" also get mixed up with nearby pairs, the highest-scored neighbour is "Qom vs qua". Nearby pair

Confusion rank #86,279 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