虚

むなしいこと。内容のないこと。人のいないこと。うそ。 実体がないことの例えに使われる、中身がないことを意味するので悪い例えに使われることが多いが、逆に嘘や偽りのない意味でも用いられる。正直なことや真実のニュアンスも持つ。

kyo

vanity. be empty of content. Being deserted. lie. It is often used as a bad analogy because it is used as an analogy of no substance, meaning that there is no substance, but on the contrary, it is also used in a meaning without lies or deceit. It also has nuances of honesty and truth.