Busy
Vital
Vital adjective - Having active strength of body or mind.
Mutual synonyms
Both words in one sentence
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Basically, it keeps something vital on the computer busy such that it can't service legitimate requests.
Source: Logic Bomb -
Ballard has World War III happen over the space of about five minutes, but the American people don't even notice because they're too busy watching President Reagan's vital signs on TV.
Source: World War III -
After the Second World War, the countries of Western Europe (Central and Eastern Europe were too busy becoming Commie Land) decided that to prevent another war, they would need to ensure common control of the vital industries (coal and steel) needed to fight a war and that Europe should be unified.
Cite this Source
Vital and Busy. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/busy/vital
Busy & Vital. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/busy/vital>.
Vital or Busy. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/busy/vital.
Google Ngram Viewer shows how "busy" and "vital" have occurred on timeline