I have to say I am glad when my husband does his things, it gives me the space and time to do the things I want to.
Is it that you are lonely without him?
Are you feeling left out.
Honestly there are so many things you could do, join your local U3A organisation there are so many interest groups within this organisation.
Become a volunteer, join the gym, a walking group. You'll not have the time to be envious.
In retirement it gives you the chance to to all the things you didn't have time to do in your working life, enjoy.
Lack of public toilets in towns.