She was late for three days consecutively.

consecutively 是副词，来自形容词 consecutive（连续的），由前缀 con-（表示"一起"）和词根 secut（来自拉丁语 sequi，意为"跟随"）加上后缀 -ive 构成。consecutively 表示"连续地、不间断地"，强调动作或事件一个接一个地发生。