lung vs lut, What's the Difference?

Which to use

“lung” and “lut” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#46,871
“lung” frequency rank: #40,358
“lut” frequency rank: 87229
confusion score

Side-by-Side Comparison

Feature	lung	lut
Definition	Poumon.	Se dit de pâtes ou d'enduits qu'on applique sur les bouchons des vases pour en assurer la fermeture hermétique, autour des cornues, des tubes de verre pour les soustraire à l'action directe du feu, ou qu'on utilise pour obturer des trous, pour faire des joints etc.

Where the spellings diverge

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

4 ch

lung

3 ch

lut

Spelling & Dictionary Insight

A purely visual mix-up. lung (\lʌŋ\) and lut (\lyt\) 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 87229, derived from the frequency rank of both members and their visual similarity.

lung is recorded at frequency rank #46,871, classified as anoun, pronounced \lʌŋ\. lut is at rank #40,358, tagged as anoun, pronounced \lyt\.

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 87229, this pair ranks #8,570 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of lung vs lut

Shared letters: lu. Private to "lung": gn. Private to "lut": t.

"lung" · 4 letters · shape CVCC · "lut" · 3 letters · shape CVC

Known mistypes of this pair

lung ← llung · lnug · lugn · lungg · lunng · ulng

Frequency comparison

lung#46,871

lut#40,358

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "lung" and "lut" be used interchangeably?

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

Which is more common, "lung" or "lut"?

"lut" is the more common of the two: it sits at frequency rank #40,358 in our French list, against #46,871 for "lung". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering lung vs lut

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 “lung” entry
Browse more pairs most likely to be confused. Most confusable