Sick-in and Sit-down

Sit-down and sick-in are semantically related. In some cases you can use "Sit-down" instead a noun phrase "Sick-in".

Sit-down noun - A strike in which workers refuse to leave the workplace until a settlement is reached.

Sick-in and sit-down are semantically related. Sometimes you can use "Sick-in" instead a noun phrase "Sit-down".