to throw (something) into disorder
Protesters disrupted the meeting
to interrupt the continuity of (a schedule, etc)
disrupter noun
disruption /-sh(ə)n/ noun
disruptive /-tiv/ adj
disruptively /-tivli/ adv
disruptiveness /-tivnəs/ noun
disruptor noun
[Latin disruptus, past part. of disrumpere, from dis- + rumpere to break]