RTBA - scop
- RTBA
- RTD
- RTF
- RTGS
- RTK
- rub out
- rubber
- rubber stamp
- rubbish
- rubbish bin
- rubble
- rudder
- RUF
- rule
- rule book
- rule of law
- rule of law nation
- rule of thumb
- rule off
- rule out
- rule-based system
- ruled paper
- ruler
- rules
- rules and regulations
- rules for the adequacy of own funds
- rules governing entrance
- rules of competition
- Rules of Conciliation and Arbitration of the International Chamber of Commerce
- rules of court
- rules of fair practice
- rules of order
- rules of practice
- rules of procedure
- rules of professional conduct
- rules versus discretion
- ruling
- ruling chambers
- ruling class
- ruling price
