algaevsAlgerWhat's the difference?

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

Which to use

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

#14,062
“algae” frequency rank
#45,778
“Alger” frequency rank
59840
confusion score

Side-by-Side Comparison

Feature algae Alger
Definition plural of alga A male given name from the Germanic languages, variant of Elgar.

Letter map: algae vs Alger

Shared letters muted; letters that set algae and Alger apart highlighted. Shared run: 4. algae (VCCVV) and Alger (VCCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
algae
5 ch
Alger

Grammar separator: algae vs Alger

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: algae is anoun and Algeraname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 59840, derived from the frequency rank of both members and their visual similarity.

algae is recorded at frequency rank #14,062, classified as anoun, pronounced /ˈæl.d͡ʒi/. Alger is at rank #45,778, tagged as aname.

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 59840, this pair ranks #103,786 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of algae vs Alger

Shared letters: aegl. Private to "algae": -. Private to "Alger": r.

"algae" · 5 letters · shape VCCVV  ·  "Alger" · 5 letters · shape VCCVC

Known mistypes of this pair

  • algae ← aglae · alage · algea · alggae · allgae · lagae
  • Alger ← agler · alegr · algerr · algger · algre · allger

Frequently Asked Questions

Can "algae" and "Alger" be used interchangeably?
No - they are not even the same part of speech. "algae" is a noun and "Alger" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "algae" or "Alger"?
"algae" is the more common of the two: it sits at frequency rank #14,062 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.

Useful next steps

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

  • Full dictionary entry for "algae" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Alger" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #103,786 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "algae" and "Alger" 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 #103,786 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