AlgervsaltarWhat's the difference?

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

Which to use

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

#45,778
“Alger” frequency rank
#9,562
“altar” frequency rank
55340
confusion score

Side-by-Side Comparison

Feature Alger altar
Definition A male given name from the Germanic languages, variant of Elgar. A table or similar flat-topped structure used for religious rites.

Letter map: Alger vs altar

Shared letters muted; letters that set Alger and altar apart highlighted. Shared run: 3. Alger and altar follow the identical consonant-vowel pattern (VCCVC). Same shape at a glance is often the real trap, independent of shared letters.

5 ch
Alger
5 ch
altar

Grammar separator: Alger vs altar

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Alger is aname and altaranoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 55340, derived from the frequency rank of both members and their visual similarity.

Alger is recorded at frequency rank #45,778, classified as aname. altar is at rank #9,562, tagged as anoun, pronounced /ˈɒl.tə/.

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 55340, this pair ranks #134,360 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Alger vs altar

Shared letters: alr. Private to "Alger": eg. Private to "altar": t.

"Alger" · 5 letters · shape VCCVC  ·  "altar" · 5 letters · shape VCCVC

Known mistypes of this pair

  • Alger ← agler · alegr · algerr · algger · algre · allger
  • altar ← alatr · alltar · altarr · altra · alttar · atlar · latar

Frequently Asked Questions

Can "Alger" and "altar" be used interchangeably?
No - they are not even the same part of speech. "Alger" is a name and "altar" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Alger" or "altar" show up more?
"altar" is the more common of the two: it sits at frequency rank #9,562 in our English list, against #45,778 for "Alger". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "Alger" and "altar". Here's where to go from here.

  • Full dictionary entry for "Alger" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "altar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #134,360 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Alger" and "altar" also get mixed up with nearby pairs, the highest-scored neighbour is "Alger vs algo". 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 #134,360 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list