これかれ
Meanings
1
usually written using kana alone
Refers to a mix of things, often in a casual or vague way. Similar to あれこれ, but これかれ is less common.
I'm busy with this and that, so I can't really take a break.
Various things are scattered on the desk.
2
this person and that person; anybody; everyone
usually written using kana alone
Used to refer to people in a vague or inclusive way, often implying 'anyone and everyone'. Can be used in contexts like これかれの区別なく (without distinction between people).
Anyone can participate, without distinction between this person and that person.
I went around talking to this person and that person (everyone).