I's vs ides, What's the Difference?

Which to use

“I's” and “ides” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#25,096
“I's” frequency rank: #44,856
“ides” frequency rank: 69952
confusion score

Side-by-Side Comparison

Feature	I's	ides
Definition	plural of I (letter of the alphabet or the ego)	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 spellings diverge

Shared letters are muted; the letters that actually set I's and ides apart are highlighted. They share 2 letters in sequence, which is exactly why the eye skips the difference.

3 ch

I's

4 ch

ides

Spelling & Dictionary Insight

I's and ides are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 69952, derived from the frequency rank of both members and their visual similarity.

I's is recorded at frequency rank #25,096, classified as anoun. 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 69952, this pair ranks #52,488 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of I's vs ides

Shared letters: is. Private to "I's": -. Private to "ides": de.

"I's" · 2 letters · shape VC · "ides" · 4 letters · shape VCVC

Known mistypes of this pair

ides ← iddes · idess · idse · ieds

Frequency comparison

I's#25,096

ides#44,856

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "I's" and "ides" be used interchangeably?

No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

Which is more common, "I's" or "ides"?

"I's" is the more common of the two: it sits at frequency rank #25,096 in our English list, against #44,856 for "ides". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering I's vs ides

The fastest way to pick the right one every time.

Read both glosses above and match the meaning you intend, only context separates this pair.
See each word in full, definition, IPA, etymology and its other confusables. Full “I's” entry
Browse more pairs most likely to be confused. Most confusable