Which to use
“ides” and “index” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #44,856
- “ides” frequency rank
- #2,628
- “index” frequency rank
- 47484
- confusion score
Side-by-Side Comparison
| Feature | ides | index |
|---|---|---|
| Definition | 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. | An alphabetical listing of items and their location. |
Where the eye mixes ides and index
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Spelling & Dictionary Insight
A purely visual mix-up. ides (/aɪdz/) and index (/ˈɪndɛks/) 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 1 letter(s) in length. Our composite confusion score for this pair is 47484, derived from the frequency rank of both members and their visual similarity.
ides is recorded at frequency rank #44,856, classified as anoun, pronounced /aɪdz/. index is at rank #2,628, tagged as anoun, pronounced /ˈɪndɛks/.
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 47484, this pair ranks #201,999 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ides vs index
Shared letters: dei. Private to "ides": s. Private to "index": nx.
"ides" · 4 letters · shape VCVC · "index" · 5 letters · shape VCCVC