Murdock could be friends with Aldous, he's not at all a party boy, and fully human - at least as far as Aldous knows.

Also possibly Thaddeus. Thad is a more subtle flavour of bigot and Aldous ticks his boxes of respectable friend material

And for threading sister in law stuff



Christabel is still unable to really go and socialise but she could encourage, albeit accidentaly, the worst rabble rousing traits in Clem and live vicariously for the next year through her!