脅える[obieru] to become frightened
脅し付ける[odoshitsukeru] to threaten
脅し文句[odoshimonku] threatening words
脅す[odosu] to threaten
脅威[kyoui] threat

脅喝[kyoukatsu] threat
脅迫[kyouhaku] threat
脅迫罪[kyouhakuzai] criminal intimidation
脅迫者[kyouhakusha] person making threats
脅迫状[kyouhakujou] threatening letter

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