taxvstuaConfusable pair

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

Which to use

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

#35,800
“tax” frequency rank
#662
“tua” frequency rank
36462
confusion score

Side-by-Side Comparison

Feature tax tua
Definition apócope de táxi que tem você como objeto

Letter map: tax vs tua

Shared letters muted; letters that set tax and tua apart highlighted. Shared run: 2.

3 ch
tax
3 ch
tua

Part-of-speech tell for tax / tua

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: tax is anoun and tuaanadjective. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 36462, derived from the frequency rank of both members and their visual similarity.

tax is recorded at frequency rank #35,800, classified as anoun, pronounced /taks/. tua is at rank #662, tagged as anadj.

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 36462, this pair ranks #30,339 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of tax vs tua

Shared letters: at. Private to "tax": x. Private to "tua": u.

"tax" · 3 letters · shape CVC  ·  "tua" · 3 letters · shape CVV

Frequently Asked Questions

Is swapping "tax" for "tua" ever safe?
No - they are not even the same part of speech. "tax" is a noun and "tua" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "tax" vs "tua" - which ranks higher?
"tua" is the more common of the two: it sits at frequency rank #662 in our Portuguese list, against #35,800 for "tax". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "tax" and "tua".

  • Full dictionary entry for "tax" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tua" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,339 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "tax" and "tua" also get mixed up with nearby pairs, the highest-scored neighbour is "tax vs til". Nearby pair

Confusion rank #30,339 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list