There Goes Nihongo1月21日1 分構わない(かまわない) is to not pay attention to, not look after, or not care about someone or something.「構わない」(かまわない) is to not pay attention to, not look after, or not care about someone or something.
There Goes Nihongo1月19日1 分小心者(しょうしんもの) is a timid person. 「小心者」(しょうしんもの) is a person who is shy, nervous, and not brave. Its synonym is 「臆病者」(おくびょうもの).
There Goes Nihongo1月15日1 分鼻で笑う(はなで わらう) is to laugh scornfully. 「鼻で笑う」(はなで わらう) is to laugh at someone with contempt or disdain.