noun
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.
これかれと忙しくて、なかなか休めない。
I'm busy with this and that, so I can't really take a break.
机の上にこれかれが散らかっている。
Various things are scattered on the desk.
noun
this person and that person; anybody; everyone
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).
これかれの区別なく、誰でも参加できます。
Anyone can participate, without distinction between this person and that person.
これかれに声をかけて回った。
I went around talking to this person and that person (everyone).
あれこれ is more common and means 'this and that' or 'various things', similar to これかれ sense 1, but これかれ can also refer to people (sense 2).
Compound of これ (this) and かれ (that). The kanji forms are rare and mostly historical.