tieup (noun) tie-up: stoppage
Sinonime: abeyance,
arrest, blockage,
check,
close,
closure, cutoff, deduction, discontinuance,
down, downtime, gridlock,
hindrance, immobilization,
interruption,
jam*, layoff, lockout,
obstruction, occlusion, shutdown, sit-down, standstill, stopping, walkout