AchavsahiWhat's the difference?

Quick tell: Acha is a name, ahi is a noun, so they fill different roles in a sentence.

Which to use

“Acha” is a name and “ahi” is a noun - they look or sound alike but fill different roles in a sentence.

#40,615
“Acha” frequency rank
#2,101
“ahi” frequency rank
42716
confusion score

Side-by-Side Comparison

Feature Acha ahi
Definition Apellido. Fuego

Where the eye mixes Acha and ahi

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
Acha
3 ch
ahi

Look-alike desk: Acha vs ahi

These two trip readers on the page rather than in the ear: Acha is [ˈat͡ʃa] while ahi is [ˈa.hi]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 42716, derived from the frequency rank of both members and their visual similarity.

Acha is recorded at frequency rank #40,615, classified as aname, pronounced [ˈat͡ʃa]. ahi is at rank #2,101, tagged as anoun, pronounced [ˈa.hi].

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 42716, this pair ranks #146,688 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Acha vs ahi

Shared letters: ah. Private to "Acha": c. Private to "ahi": i.

"Acha" · 4 letters · shape VCCV  ·  "ahi" · 3 letters · shape VCV

Known mistypes of this pair

  • Achaacah · accha · achha · ahca · caha

Frequently Asked Questions

Can "Acha" and "ahi" be used interchangeably?
No - they are not even the same part of speech. "Acha" is a name and "ahi" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Acha" or "ahi"?
"ahi" is the more common of the two: it sits at frequency rank #2,101 in our Spanish list, against #40,615 for "Acha". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "Acha" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ahi" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #146,688 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "Acha" and "ahi" also get mixed up with nearby pairs, the highest-scored neighbour is "Acha vs anta". 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 #146,688 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