ties up (verb) tie/tie up: hamper, hinder
Sinonime: bind, clog,
confine,
curb,
delay, entrammel, fetter, hog-tie,
hold, leash,
limit, lock up,
obstruct,
restrain,
restrict, shackle,
stop, tie one's hands, trammel
Antonime: aid,
assist,
encourage,
free,
help