(n) licensing
(n) line shaft
(n) rationalist
(n) rationalism
(n) radiation
(n) (comp) radiosity method
(n) rush hour
(P)
(n) sexual lubricant (wasei: love lotion)
(n) rumble seat
(n) lampshade
(n) leadership
(P)
(n) (comp) reservation
(n) resurrection
(n) risky shift
(n) redundancy
(n) renovation
(n) rebalancing
(n) reflation
(n) reflection
(n) repression
(n) limitation
(n) relational
(n) relocation
(n) lincomycin
(n) luciferase
(n) rhythm machine
(n) laser-assisted in-situ keratomileusis (type of laser eye surgery)
LASIK
(n) racing car
(P)
(n) rain shoes
galoshes
(n) racialism