没大没小 No big and no small. To ignore the courtesy owed by the young to the old and by the low to the high.
顶嘴 To push back with the mouth. To argue back, usually to an elder or a superior.
犯上 To offend those above. To defy one’s elders or superiors.
老几 Which number among the siblings. Used in a rhetorical question, as in 你算老几, it shows contempt. The other person counts for nothing.