一喜一憂[ikkiichiyuu] now rejoicing, now worrying
内憂[naiyuu] internal or domestic troubles
内憂外患[naiyuugaikan] troubles both at home and abroad
もの憂い[monoui] languid
憂い[ui] unhappy

憂い[urei] sorrow
憂い顔[ureigao] sad face
憂い悩む[ureinayamu] to be grievously troubled
憂さを晴らしに[usawoharashini] for amusement
憂欝症[yuuutsushou] melancholia

畏懼[iku] reverence
疑懼[giku] apprehension
恐懼[kyouku] being struck with awe
憂懼[yuuku] fear
懼れる[osoreru] to fear

危懼[kiku] fear
恐懼感激[kyoukukangeki] being struck with awe
驚懼[kyouku] being startled
惶懼[kouku] being struck with awe