Co-worker and Peer

Co-worker noun - An associate that one works with.

Peer and co-worker are semantically related in friend topic. In some cases you can use "Peer" instead a noun phrase "Co-worker", when it comes to topics like partner, colleague.

Peer noun - A man of high birth or social position.

Co-worker and peer are semantically related in equal topic. Sometimes you can use "Co-worker" instead a noun "Peer".

Nearby Word: peering