Comrade-in-arms and Co-worker

Co-worker and comrade-in-arms are semantically related. In some cases you can use "Co-worker" instead a noun phrase "Comrade-in-arms".

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

Comrade-in-arms and co-worker are semantically related. You can use "Comrade-in-arms" instead a noun phrase "Co-worker".