vacant - empty, not being used⏎
unofficial - illegal, independent, unauthorised, unauthorized⏎
wake-up call - sudden warning⏎
transferable - moveable, negotiable, transportable, communicable⏎
zero hour - departure, beginning (of operation)⏎
workforce - staff, labour force , labor force⏎
template - model, mould, example mold⏎
unemployed - jobless, out of work, unused⏎
token - symbol, indication, trivial, gift, security⏎