Which to use
“agate” and “algae” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #36,422
- “agate” frequency rank
- #14,062
- “algae” frequency rank
- 50484
- confusion score
Side-by-Side Comparison
| Feature | agate | algae |
|---|---|---|
| Definition | A semitransparent, uncrystallized silicate mineral and semiprecious stone, presenting various tints in the same specimen, with colors delicately arranged and often curved in parallel alternating dark and light stripes or bands, or blended in clouds; various authorities call it a variety of chalcedony, a variety of quartz, or a combination of the two. | plural of alga |
Where the eye mixes agate and algae
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Why the eye confuses agate with algae
A purely visual mix-up. agate (/ˈæɡ.ɪt/) and algae (/ˈæl.d͡ʒi/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 50484, derived from the frequency rank of both members and their visual similarity.
agate is recorded at frequency rank #36,422, classified as anoun, pronounced /ˈæɡ.ɪt/. algae is at rank #14,062, tagged as anoun, pronounced /ˈæl.d͡ʒi/.
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 50484, this pair ranks #173,859 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of agate vs algae
Shared letters: aeg. Private to "agate": t. Private to "algae": l.
"agate" · 5 letters · shape VCVCV · "algae" · 5 letters · shape VCCVV
Known mistypes of this pair
Frequently Asked Questions
Do "agate" and "algae" mean the same thing in a sentence?
Which is more common, "agate" or "algae"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "agate" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "algae" - compare definitions side by side with the headword page. Word entry
- This pair ranks #173,859 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "agate" and "algae" also get mixed up with nearby pairs, the highest-scored neighbour is "abated vs agate". 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 #173,859 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.