一念発起[ichinenhokki] being resolved to (do something)
引き起す[hikiokosu] to cause
縁起[engi] omen
喚起[kanki] arousal
起きる[okiru] to get up

起上る[okiagaru] to rise
起す[okosu] to raise
起こり得る[okoriuru] to be possible to occur
起る[okoru] to occur
起つ[tatsu] to rise up

円錐[ensui] cone
円錐[marugiri] round gimlet
円錐曲線[ensuikyokusen] conic curve
円錐形[ensuikei] cone
円錐体[ensuitai] cone

角錐[kakusui] pyramid
三角錐[sankakusui] triangular pyramid
円錐台[ensuidai] circular truncated cone
立錐[rissui] setting a drill bit