蟾蜍[gamagaeru] toad (esp. the Japanese toad, Bufo japonicus)

蟾酥[senso] toad venom (used as an analgesic and cardiac stimulant in Chinese medicine)

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