lamb vs LEM, What's the Difference?

Which to use

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

#6,930
“lamb” frequency rank: #35,810
“LEM” frequency rank: 42740
confusion score

Side-by-Side Comparison

Feature	lamb	LEM
Definition	A young sheep.	Originally Lunar Excursion Module, latterly Lunar Module.

Letter map: lamb vs LEM

Shared letters muted; letters that set lamb and LEM apart highlighted. Shared run: 2.

4 ch

lamb

3 ch

LEM

Pair insight - lamb / LEM

lamb and LEM 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 42740, derived from the frequency rank of both members and their visual similarity.

lamb is recorded at frequency rank #6,930, classified as anoun, pronounced /læm/. LEM is at rank #35,810, tagged as anoun.

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 42740, this pair ranks #246,487 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lamb vs LEM

Shared letters: lm. Private to "lamb": ab. Private to "LEM": e.

"lamb" · 4 letters · shape CVCC · "LEM" · 3 letters · shape CVC

Known mistypes of this pair

lamb ← almb · labm · lambb · lammb · llamb · lmab

Frequently Asked Questions

Do "lamb" and "LEM" mean the same thing in a sentence?

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, "lamb" or "LEM"?

"lamb" is the more common of the two: it sits at frequency rank #6,930 in our English list, against #35,810 for "LEM". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "lamb" and "LEM". Here's where to go from here.

Full dictionary entry for "lamb" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "LEM" - compare definitions side by side with the headword page. Word entry
This pair ranks #246,487 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"lamb" and "LEM" also get mixed up with nearby pairs, the highest-scored neighbour is "LEM vs LSC". 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 #246,487 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.