- rose family
- rose fever
- rosefish
- rose geranium
- rose gold
- rosehip
- rose hip
- Rose is a rose is a rose is a rose
- rosella
- roselle
- Roselle
- Rosellen
- Roselle Park
- rose madder
- rosemaling
- rose mallow
- rose mandarin
- Rosemarie
- rosemary
- Rosemary
- Rosemead
- Rosemont
- rose moss
- Rosenberg
- Rosenberg case
- Rosenkavalier, Der
- rose noble
- Rosenthal
- Rosenwald
- rose of Heaven
- rose of Jericho
- rose of Sharon
- rose oil
- roseola
- rose pink
- rose pogonia
- rose quartz
- roseroot
- rose-root
- rosery
- Roses, Wars of the
- rose-slug
- roset
- rose-tinted
- rose topaz
- Rosetta
- Rosetta stone
- rosette
- Rosette
- Roseville
- Rosewall
- rose water
- rose-water
- rose weevil
- rose window
- rosewood
- rosewood oil
- Rosh Chodesh
- Rosh Hashanah
- Rosh Hodesh
- roshi
- Rosicrucian
- Rosicrucianism
- Rosie
- Rosie Lee
- rosily
- rosin
- Rosina
- Rosinante
- rosiner
- rosin oil
- rosinweed
- Rosita
- Roskilde
- rosolio
- ROSPA
- ross
- Ross
- Ross, Betsy
- Ross and Cromarty
- Rossby
- Ross Dependency
- Rosse
- Rossel Current
- Rossellini
- rosser
- Rossetti
- Ross Ice Shelf
- Rossini
- Ross Island
- Rossiya
- Ross Sea
- Rostand
- rostellate
- rostellum
- Rosten
- Rostenkowski
- roster
- rösti
- Rostock
- Rostov
- Rostovtzeff
- rostral
- rostral column
- rostrate
- rostrocarinate
- Rostropovich
- rostrum
- rosulate
- Roswell
- Roswitha
- rosy
- Rosy
- rosy finch
- rosy pastor
- Roszak
- rot
- ROT
- rot.
- rota
- Rota
- rota bed
- rotachute
- rotameter
- Rotameter
- rotan
- rotaplane
- Rotarian
- rotary
- rotary beater
- rotary clothesline
- Rotary Club
- rotary dial
- rotary engine
- rotary harrow
- rotary hoe
- rotary plough
- rotary plow
- rotary press
- rotary pump
- rotary shutter
- rotary-till
- rotary tiller
- rotary valve
- rotary wing
- rotate
- rotating
- rotation
- rotational molding
- rotational quantum number
- rotation axis
- rotation-inversion axis
- rotation of axes
- rotation vector
- rotative
- rotator
- rotator cuff
- rotatory
- Rotavator
- rotavirus
- Rotblat
- rote
- rotenone
- ROTFL
- rotgut
- Roth
- Rotherham
- Rothermere
- Rothesay
- Roth IRA
- Rothko
- Rothko, Mark
- Rothschild
- Rothschilds
- roti
- rôti
- roti canai
- rotifer
- Rotifera
- rotiform
- rotisserie
- Rotisserie League Baseball
- rotl
- roto
- rotogravure
- roton
- rotor
- rotor blade
- rotor cloud
- rotorcraft
- Rotorua
- rotoscope
- rotoscoping
- rototill
- rototiller
- rotovate
- rotproof
- rotten
- rotten apple
- rotten borough
- rotten egg
- rotten ice
- rottenstone
- rotten to the core
- rotter
- Rotterdam
- Rottie
- Rottweiler
- rotund
- rotunda
- rotundity
- roturier
- ROU
- Rouault
- Roubaix
- Roubiliac
- rouble
- rouche
- roucou
- roué
- Rouen
- Rouen lilac
- rougail
- rouge
- Rouge Croix
- Rouge Dragon
- rouge et noir
- Rouget de Lisle
- rough
- roughage
- rough and ready
- rough-and-ready
- rough and tumble
- rough-and-tumble
- roughback
- rough bluegrass
- rough breathing
- roughcast
- rough collie
- rough cut
- rough-cut
- rough diamond
- rough-dry
- roughen
- rougher
- rough fish
- rough-hew
- roughhouse
- roughie
- roughing-in
- roughing mill
- roughish
- rough it
- rough-legged buzzard
- rough-legged hawk
- rough lemon
- rough lock
- rough music
- roughneck
- rough on, be
- rough out
- rough passage
- rough puff pastry
- roughrider
- Rough Riders
- rough-sawn
- roughshod
- rough sleeper
- rough spin
- rough-spoken
- rough stuff
- rough trade
- rough up
- rough-voiced
- rough-winged swallow
- roughy
- rouk
- roul.
- roulade
- rouleau
- Roulers
- roulette
- Roum.
- Roumania
- Roumelia
- round
- roundabout
- roundabout chair
- round and round
- round angle
- round arch
- round-arm
- roundball
- round barrow
- round character
- round clam
- round dance
- round down
- rounded
- roundel
