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

肝銘[kanmei] deep impression
肝炎[kanen] hepatitis
肝硬変[kankouhen] cirrhosis of the liver
肝臓[kanzou] liver
肝油[kanyu] fish-liver oil (cod, shark, etc.)

肝要[kanyou] essential
ド肝を抜く[dogimowonuku] to knock or scare (someone) out of his or her wits
肺肝[haikan] lungs and livers
肝腎[kanjin] essential