安全期[anzenki] safe period
暗黒期[ankokuki] eclipse period
一期[ichigo] one's life time
一期[ikki] one term
一期一会[ichigoichie] once-in-a-lifetime encounter (hence should be cherished as such)

一周期[isshuuki] period (in astronomy)
一定期間[itteikikan] fixed interval
延期[enki] postponement
延期になる[enkininaru] to be postponed
沖積期[chuusekiki] alluvial period

御産[osan] (giving) birth
御土産[omiyage] present
コンピューター援用生産[konpyuutaaenyouseisan] computer-aided manufacture
安産[anzan] easy delivery
遺産[isan] inheritance

遺産相続[isansouzoku] inheritance
加工産業[kakousangyou] manufacturing industry
家産[kasan] family property
海産業[kaisangyou] marine industries
海産物[kaisanbutsu] marine products

褥婦[jokufu] woman resting after childbirth
褥瘡[jokusou] bedsore
産褥熱[sanjokunetsu] puerperal fever
産褥[sanjoku] confinement (for childbirth)
産褥期[sanjokuki] (post-partum) confinement

褥傷[jokushou] bedsore
褥草[jokusou] straw or hay (layed out in barns for livestock)
病褥[byoujoku] sickbed
印褥[injoku] pad placed below the sheet on which a seal is to be pressed - used to make the seal's imprint clearer