scare和threaten

scare是"吓唬.."
threaten有"恐吓"的意思

scare = 害怕，受惊 He is scared of ghosts 他害怕鬼

threaten ＝ 威胁 He threatens to kill her mother if she does not pay him the money. 如果她不给钱，他威胁她要杀害她的妈妈。