御休みなさい[oyasuminasai] good night
ひと休み[hitoyasumi] rest
運休[unkyuu] service suspended (e.g. trains)
夏季休暇[kakikyuuka] summer vacation
夏休み[natsuyasumi] summer vacation

閑話休題[kanwakyuudai] Now let's return to the main subject
休め[yasume] (Stand) at ease!
気休め[kiyasume] mere consolation
気休めに[kiyasumeni] for peace of mind
休する[kyuusuru] to come to an end

ガリア戦記[gariasenki] History of the Gallic Wars
ゲリラ戦[gerirasen] guerrilla warfare
セールス戦略[seerususenryaku] sales strategy
ベトナム戦争[betonamusensou] Vietnam war
マーケティング戦略[maaketingusenryaku] marketing strategy

悪戦[akusen] hard fighting
悪戦苦闘[akusenkutou] hard fighting
一回戦[ikkaisen] first game
一戦[issen] battle
厭戦[ensen] war weariness