(n) off-season
(P)
(n) observer
(P)
(n) obbligato (ita:)
(n) operator
(P)
(n) lobster
(n) lobster
(n) oligarchy
(n) (obsc) oligopoly
(n) oncogene
(n) on the mark
(n) on stage
(n) (obsc) ontology (ger: Ontologie)
(n) display (lit: on parade)
array of
succession of
(P)
(n) unique (wasei: only one)
(n) car cooler
(n) cargo cult (Melanesian belief system)
(n) (roll) box pallet (from cargo container)
(n) Cardinals (US baseball team)
(n) car stereo
(n) car sex
(n) (comp) cursor keys
(n) cursored emphasis
(n) car dumper
(n) car chase
(P)
(n) cardigan
(P)
(n) cardinal
(n) cartoon
(n) cartridge
(P)
(n) passenger and freight train (wasei: car train)
(n) car train