loos vs louse, What's the Difference?

Which to use

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

#37,546
“loos” frequency rank: #47,167
“louse” frequency rank: 84713
confusion score

Side-by-Side Comparison

Feature	loos	louse
Definition	plural of loo	A small parasitic wingless insect of the order Psocodea.

Where the spellings diverge

Shared letters are muted; the letters that actually set loos and louse apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

4 ch

loos

5 ch

louse

Spelling & Dictionary Insight

A purely visual mix-up. loos (/luːz/) and louse (/laʊs/) 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 84713, derived from the frequency rank of both members and their visual similarity.

loos is recorded at frequency rank #37,546, classified as anoun, pronounced /luːz/. louse is at rank #47,167, tagged as anoun, pronounced /laʊs/.

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 84713, this pair ranks #11,589 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of loos vs louse

Shared letters: los. Private to "loos": -. Private to "louse": eu.

"loos" · 4 letters · shape CVVC · "louse" · 5 letters · shape CVVCV

Known mistypes of this pair

loos ← lloos · looss · loso · olos
louse ← llouse · losue · loues · lousse · luose · oluse

Frequency comparison

loos#37,546

louse#47,167

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "loos" and "louse" be used interchangeably?

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

Which is more common, "loos" or "louse"?

"loos" is the more common of the two: it sits at frequency rank #37,546 in our English list, against #47,167 for "louse". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering loos vs louse

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