Layoff and Tie-up

Layoff noun - The termination of the employment of an employee or a work force often temporarily.

Tie-up and layoff are semantically related In some cases you can use "Tie-up" instead a noun "Layoff".

Tie-up noun - A crowded mass (as of cars) that impedes or blocks movement.

Layoff and tie-up are semantically related in stoppage topic. Sometimes you can use "Layoff" instead a noun phrase "Tie-up".