tie-up

Noun tie-up has 2 senses

• tie-up(n = noun.state) affiliation, association, tie - a social or business relationship; "a valuable financial affiliation"; "he was sorry he had to sever his ties with other members of the team"; "many close associations with England"
is a kind of relationship

• tie-up(n = noun.event) stand, standstill - an interruption of normal activity;
is a kind of halt, stop
Derived form verb tie up₃