Which to use
“roo” and “roost” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #25,557
- “roo” frequency rank
- #29,070
- “roost” frequency rank
- 54627
- confusion score
Side-by-Side Comparison
| Feature | roo | roost |
|---|---|---|
| Definition | Peace; quietness. | The place where a bird sleeps (usually its nest or a branch). |
Where the eye mixes roo and roost
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Look-alike desk: roo vs roost
A purely visual mix-up. roo (/ˈɹuː/) and roost (/ɹuːst/) 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 2 extra letter(s) - “roo” sits inside “roost”. Our composite confusion score for this pair is 54627, derived from the frequency rank of both members and their visual similarity.
roo is recorded at frequency rank #25,557, classified as anoun, pronounced /ˈɹuː/. roost is at rank #29,070, tagged as anoun, pronounced /ɹuːst/.
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 54627, this pair ranks #139,638 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of roo vs roost
Shared letters: or. Private to "roo": -. Private to "roost": st.
"roo" · 3 letters · shape CVV · "roost" · 5 letters · shape CVVCC
Known mistypes of this pair
- roost ← orost · roosst · roostt · rosot · rost · rroost
Frequently Asked Questions
Can "roo" and "roost" be used interchangeably?
Frequency check: "roo" vs "roost" - which ranks higher?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "roo" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "roost" - compare definitions side by side with the headword page. Word entry
- This pair ranks #139,638 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "roo" and "roost" also get mixed up with nearby pairs, the highest-scored neighbour is "rooks vs roost". 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 #139,638 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.