águasvsaliásWhat's the difference?

Quick tell: águas is a noun, aliás is an adverb, so they fill different roles in a sentence.

Which to use

“águas” is a noun and “aliás” is an adverb - they look or sound alike but fill different roles in a sentence.

#2,077
“águas” frequency rank
#2,661
“aliás” frequency rank
4738
confusion score

Side-by-Side Comparison

Feature águas aliás
Definition marés de outra maneira

Letter map: águas vs aliás

Shared letters muted; letters that set águas and aliás apart highlighted. Shared run: 2.

5 ch
águas
5 ch
aliás

Role in the sentence - águas and aliás

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: águas is anoun and aliásanadverb. On the page they share most of their letters but differ in 4 positions. Our composite confusion score for this pair is 4738, derived from the frequency rank of both members and their visual similarity.

águas is recorded at frequency rank #2,077, classified as anoun. aliás is at rank #2,661, tagged as anadv.

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 4738, this pair ranks #70,062 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of águas vs aliás

Shared letters: asá. Private to "águas": gu. Private to "aliás": il.

"águas" · 5 letters · shape VCVVC  ·  "aliás" · 5 letters · shape VCVVC

Frequently Asked Questions

Do "águas" and "aliás" mean the same thing in a sentence?
No - they are not even the same part of speech. "águas" is a noun and "aliás" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "águas" vs "aliás" - which ranks higher?
"águas" is the more common of the two: it sits at frequency rank #2,077 in our Portuguese list, against #2,661 for "aliás". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "águas" and "aliás".

  • Full dictionary entry for "águas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aliás" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #70,062 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "águas" and "aliás" also get mixed up with nearby pairs, the highest-scored neighbour is "aliás vs alles". Nearby pair

Confusion rank #70,062 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