altarvsATRTell them apart

Quick tell: altar is a noun, ATR is an abbrev, so they fill different roles in a sentence.

Which to use

“altar” is a noun and “ATR” is an abbrev - they look or sound alike but fill different roles in a sentence.

#6,615
“altar” frequency rank
#37,441
“ATR” frequency rank
44056
confusion score

Side-by-Side Comparison

Feature altar ATR
Definition Montículo, piedra o construcción elevada donde se celebran ritos religiosos como sacrificios, ofrendas, etc. A Todo Ritmo.

Letter map: altar vs ATR

Shared letters muted; letters that set altar and ATR apart highlighted. Shared run: 3. altar runs 5 letters (VCCVC) against ATR's 3 (VCC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
altar
3 ch
ATR

Grammar separator: altar vs ATR

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: altar is anoun and ATRanabbrev. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 44056, derived from the frequency rank of both members and their visual similarity.

altar is recorded at frequency rank #6,615, classified as anoun, pronounced [al̪ˈt̪aɾ]. ATR is at rank #37,441, tagged as anabbrev.

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 44056, this pair ranks #139,162 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of altar vs ATR

Shared letters: art. Private to "altar": l. Private to "ATR": -.

"altar" · 5 letters · shape VCCVC  ·  "ATR" · 3 letters · shape VCC

Known mistypes of this pair

  • altar ← alatr · alltar · altarr · altra · alttar · atlar · latar

Frequently Asked Questions

Is swapping "altar" for "ATR" ever safe?
No - they are not even the same part of speech. "altar" is a noun and "ATR" an abbrev, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "altar" vs "ATR" - which ranks higher?
"altar" is the more common of the two: it sits at frequency rank #6,615 in our Spanish list, against #37,441 for "ATR". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "altar" and "ATR".

  • Full dictionary entry for "altar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ATR" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #139,162 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "altar" and "ATR" also get mixed up with nearby pairs, the highest-scored neighbour is "anta vs ATR". 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 #139,162 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