ahavsaldaTell them apart

Quick tell: aha is a intj, alda is a noun, so they fill different roles in a sentence.

Which to use

“aha” is an intj and “alda” is a noun - they look or sound alike but fill different roles in a sentence.

#32,044
“aha” frequency rank
#30,810
“alda” frequency rank
62854
confusion score

Side-by-Side Comparison

Feature aha alda
Definition ver vaga, onda marinha

Letter map: aha vs alda

Shared letters muted; letters that set aha and alda apart highlighted. Shared run: 2. aha runs 3 letters (VCV) against alda's 4 (VCCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
aha
4 ch
alda

Grammar separator: aha vs alda

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: aha is anintj and aldaanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 62854, derived from the frequency rank of both members and their visual similarity.

aha is recorded at frequency rank #32,044, classified as anintj. alda is at rank #30,810, tagged as anoun, pronounced /ˈal.da/.

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 62854, this pair ranks #6,469 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of aha vs alda

Shared letters: a. Private to "aha": h. Private to "alda": dl.

"aha" · 3 letters · shape VCV  ·  "alda" · 4 letters · shape VCCV

Known mistypes of this pair

  • alda ← adla · alad · aldda · allda · lada

Frequently Asked Questions

Is swapping "aha" for "alda" ever safe?
No - they are not even the same part of speech. "aha" is an intj and "alda" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "aha" or "alda"?
"alda" is the more common of the two: it sits at frequency rank #30,810 in our Portuguese list, against #32,044 for "aha". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "aha" vs "alda" is on the table, pick a follow-up below.

  • Full dictionary entry for "aha" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "alda" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #6,469 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "aha" and "alda" also get mixed up with nearby pairs, the highest-scored neighbour is "acs vs aha". 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 #6,469 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