Both topic complexes are about structural societal problems, yes. So called "incels" suffer from toxic masculinity traits/roles and the pressure that comes out of that; a similar, but much more out of control suffering happens for people with immigration history and nationalism.
Are you saying not being able to relate to woman well is the same as being made to feel like an outsider?
It's a condition that can make one feel like an outsider.
"People are strange when you're a stranger,
Faces look ugly when you're alone.
Women seem wicked when you're unwanted,
Streets are uneven when you're down."