It is not indecency; it is simply an animal absence of modesty.
Somehow I had a sense that she was conscious of the indecency of this.
No matter where it may be drawn, decency is close to it on one side and indecency on the other.
Out of this has come the notion of what is obscene, as the extreme of indecency and impropriety.
Indeed the Chinese religions are said to be hostile ...