- rainfall interception
- rainfall network
- rainfall penetration
- rainfall period
- rainfall phenomenon
- rainfall province
- rainfall rate
- rainfall regionalization
- raingage
- raingauge
- raininess
- rainless
- rainless region
- rainmaking
- rainproof
- rainproof canopy
- rainspell
- rainstorm
- raintight
- rainulator
- rainwater catchment
- rainwater downpipe
- rainwater drainage
- rainwater flow
- rainwater gutter
- rainwater head
- rainwater hopper
- rainwater inlet
- rainwater leader
- rainwater pipe
- rainwater shoe
- rainwear
- rainy
- rainy day
- rainy season
- rainy weather
- rainy wind
- rainy year
- raise
- raise capital
- raise cheque
- raise funds
- raise money
- raise scaffold
- raise taxes
- raised
- raised arch
- raised beach
- raised cheque
- raised coast
- raised curb
- raised deck
- raised face
- raised floor
- raised flooring
- raised head
- raised median
- raised panel
- raised platform
- raised shelf
- raised shoreline
- raiser
- raisin
- raisin bread
- raisin cleaner
- raisin grape
- raising
- raising agent
- raising device
- raising force
- raising leg
- raising machine
- raising partition
- raising screw
- rait
- raj
- raja
- rajah
- rake
- rake angle
- rake in
- rake scraper
- rake stirrer
- rake vein
- rake-off
- raked joint
- raked tooth
- rakehell
- rakehelly
- raker
- raket-press
- rakety
- raking
- raking arch
- raking balustrade
- raking bond
- raking cutting
- raking flashing
- raking load
- raking machine