Job action and Sit-in

Job action noun - A temporary action by workers to protest management decision or to make demands.

Sit-in and job action are semantically related. In some cases you can use "Sit-in" instead a noun phrase "Job action".

Sit-in noun - A form of civil disobedience in which demonstrators occupy seats and refuse to move.

Job action and sit-in are semantically related. You can use "Job action" instead a noun phrase "Sit-in".