roo
/ˈɹu/noun
roo is spelled R-O-O: 3 letters. It appears 1.3 times per million words in written English, the 25,367th most frequent word form (wordfreq, 2021 data). As a noun, roo means “Rest; stillness” (English Wiktionary, September 2026). The plural of roo is roos or 'roos.
How many letters and syllables are in roo?
| Letters | 3: R-O-O |
|---|---|
| In writing | 1.3 times per million words; the 25,367th most frequent word form |
| Wrong spellings searched | none measured in search |
| Sounds like | |
| Rhymes with |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is roo?
Roo appears 1.3 times per million words in written English, the 25,367th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce roo?
- UK /ˈɹuː/
- US /ˈɹu/
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Flame,_not_lame-roo.wav, LL-Q1860_(eng)-Naomi_Persephone_Amethyst_(NaomiAmethyst)-roo.wav, Wikimedia Commons (author and licence on each file's page).
Words people confuse with roo
Sounds like: roux, rue (Wiktionary's homophone list; some hold only in some accents).
Also written: kangaroo.
Sources: English Wiktionary (homophones, alternative spellings).
What rhymes with roo?
The 12 most written words on PlainSpell end in the same sounds as roo from its last stressed vowel (/u/):
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of roo
- roos plural
- 'roo
- 'roos plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does roo mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
UKobsoletePeace; quietness.
- 2
UKRest; stillness.
- 3
AustraliaslangClipping of kangaroo.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does roo come from?
From Middle English roo, ro, from Old English rō, rōw (“quietness, quiet, rest”), from Proto-Germanic *rōō (“quiet, rest”), from Proto-Indo-European *h₁reh₁- (“to rest; quiet”). Cognate with Scots ro, ruve (“peace, repose”), German Ruhe (“rest, peace, tranquility”), Danish, Norwegian and Swedish ro (“rest, peace, tranquility”), Icelandic ró (“tranquility, quietness”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).