- rest
- reject
- range
- recessed
- related to bengal province
- repair to
- rupture
- refined
- refinement
- reset
- robot
- reiterate constantly
- rejoicing
- raise to
- relief
- ruled
- rob
- respectable
- revered
- rolling in the aisles
- roll in the aisles
- ridiculed
- rollicking
- ridicule
- rank
- row
- risk
- risky
- retribution
- repentance (through holding the tongue between the teeth)
- restraint
- recluse
- reading the first chapter of the
- ruined
- ruin
- requested
- riddance
- rickettsia
- Rh_negative blood
- Rh_negative blood type
- Rh negative
- Rh positive
- Rh_positive blood type
- roentgenium
- Rf
- Rg
- Rn
- ribhus
- ribonuclease
- ravisher