A class that is defined by the common attribute or attributes possessed by all its members
To distribute into groups according to kinds.
To put into a deliberate order
To set apart (one kind or type) from others
of sorts or of a sort
I wouldn't worry too much about that sort of thing.
What sort of lesson?
They said it might be some sort of rare blood disorder.
He spoke of having some sort of flashback.
It worked, sort of.