已往[iou] hereafter
已下[ige] not exceeding
已後[igo] after this
已上[ijou] not less than
已前[izen] ago

已に[sundeni] already
已の事[suttenokoto] almost
已む[yamu] to cease
已むを得ず[yamuwoezu] unavoidably
已める[yameru] to stop

其の後[sonoato] after that
已後[igo] after this
一死後[isshigo] after one out (in Baseball)
気後れ[kiokure] nervous
紀元後[kigengo] post-era

空前絶後[kuuzenzetsugo] (so marvelous or horrible that it may be) the first and probably the last
兄後[anigo] elder brother
月後れ[tsukiokure] a month or older
午後[gogo] afternoon
午後中[gogojuu] throughout the afternoon