to keep up appearances
zachovat dekorum; udržovat zdání, předstírat
Women attempted to keep up appearances by concealing changes and by maintaining a sense of control in relation to physical and emotional changes. Women hid changes by keeping silent, keeping to themselves, detaching themselves, masking feelings or behaviours, avoiding discussions, diverting inquiries, and ignoring, minimising, or dismissing the effects of changes. Google
For the next number of weeks, my life more or less consisted of sleeping and doing the bare minimum to keep up appearances. I told everyone I was sick as an excuse to stop interacting with them. Google