ell vs ex, What's the Difference?

Which to use

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

#29,255
“ell” frequency rank: #1,633
“ex” frequency rank: 30888
confusion score

Side-by-Side Comparison

Feature	ell	ex
Definition	A measure of length. An English ell was 1¼ yards (45 inches or 114 cm), a Scottish ell was about 37 inches (94 cm), a Flemish ell was ¾ yard (27 inches or 69 cm), while certain European ells were less than 50 cm.	The name of the Latin script letter X/x.

Where the eye mixes ell and ex

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch

ell

2 ch

Visual trap between ell and ex

A purely visual mix-up. ell (/ˈɛl/) and ex (/ɛks/) 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 30888, derived from the frequency rank of both members and their visual similarity.

ell is recorded at frequency rank #29,255, classified as anoun, pronounced /ˈɛl/. ex is at rank #1,633, tagged as anoun, pronounced /ɛks/.

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 30888, this pair ranks #350,769 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ell vs ex

Shared letters: e. Private to "ell": l. Private to "ex": x.

"ell" · 3 letters · shape VCC · "ex" · 2 letters · shape VC

Frequently Asked Questions

Is swapping "ell" for "ex" ever safe?

No. They are said differently (/ˈɛl/ versus /ɛks/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

In ordinary English text, does "ell" or "ex" show up more?

"ex" is the more common of the two: it sits at frequency rank #1,633 in our English list, against #29,255 for "ell". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

Full dictionary entry for "ell" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "ex" - compare definitions side by side with the headword page. Word entry
This pair ranks #350,769 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"ell" and "ex" also get mixed up with nearby pairs, the highest-scored neighbour is "ell vs Eri". Nearby pair

Confusion rank #350,769 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.