Which to use
“ideals” and “ides” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #9,905
- “ideals” frequency rank
- #44,856
- “ides” frequency rank
- 54761
- confusion score
Side-by-Side Comparison
| Feature | ideals | ides |
|---|---|---|
| Definition | plural of ideal | The notional full-moon day of a Roman month, occurring on the 15th day of the four original 31-day months (March, May, Quintilis or July, and October) and on the 13th day of all other months. |
Where the eye mixes ideals and ides
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Why the eye confuses ideals with ides
A purely visual mix-up. ideals (/aɪˈdi.əlz/) and ides (/aɪdz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 54761, derived from the frequency rank of both members and their visual similarity.
ideals is recorded at frequency rank #9,905, classified as anoun, pronounced /aɪˈdi.əlz/. ides is at rank #44,856, tagged as anoun, pronounced /aɪdz/.
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 54761, this pair ranks #138,646 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ideals vs ides
Shared letters: deis. Private to "ideals": al. Private to "ides": -.
"ideals" · 6 letters · shape VCVVCC · "ides" · 4 letters · shape VCVC
Known mistypes of this pair
Frequently Asked Questions
Can "ideals" and "ides" be used interchangeably?
Which is more common, "ideals" or "ides"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "ideals" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ides" - compare definitions side by side with the headword page. Word entry
- This pair ranks #138,646 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "ideals" and "ides" also get mixed up with nearby pairs, the highest-scored neighbour is "ices vs ides". 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 #138,646 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.