disruption vs holdup

disruption and holdup both are nouns.

Word	Noun	Adjective	Verb	Adverb
disruption	Yes	No	No	No
holdup	Yes	No	No	No

As nouns, holdup is a hypernym of disruption; that is, holdup is a word with a broader meaning than disruption:

disruption: an act of delaying or interrupting the continuity
holdup: the act of delaying; inactivity resulting in something being put off until a later time

Other hypernyms of disruption include delay.

disruption (noun)	holdup (noun)
the act of causing disorder	robbery at gunpoint
an act of delaying or interrupting the continuity	the act of delaying; inactivity resulting in something being put off until a later time
an event that results in a displacement or discontinuity
a disorderly outburst or tumult