- relation: used as a suffix to mean related with or pertaining to
- righteous
- righteousness
- rids
- rotatores
- rhizomelic
- respectability
- respectableness
- reputation
- rehabilitate
- room (as
- rations
- reflective
- reflecting
- resemblance
- ring leader
- repository
- reprisal
- runnel
- right handed
- replica
- resource
- resources
- role model
- rig out with
- remainder (esp. of food etc.)
- revelry
- recourse
- rivulet
- razor edge
- revolving firework
- reliance
- reached
- requital
- reciprocation
- repayment
- rancorous
- relevant
- room mate
- recollection
- regal family
- royal line
- recreation
- roaming
- regaling
- roofing
- reticular
- rural region
- redoubt
- recess