• chary - characterized by great caution and wariness
  • simulacrum - (plural simulacra) an insubstantial or vague semblance; a representation of a person such as a statue
  • apoplectic - of or related to a sudden loss of consciousness such as a rupture or occlusion of a blood vessel leads to oxygen lack in the brain
  • susurration - the indistinct sound of people whispering
Notes and References

The Bicentennial Man and Other Stories by Isaac Asimov

Short story: The Life and Times of Multivac

Words are linked to Wiktionary for additional context depth, but definitions are derived from the Galnet Dictionary in most cases for simplistic brevity, and because it is available for use offline (F-Droid). Spoilers drop down to the sentence the word was used in the book.

chary

“Although Multivac had capacities that not all the world’s problems consumed, it had grown chary, somehow, of its time.” p119 - Wiktionary.org

simulacra

“To either side and beyond the simulacra was the wild background of Colorado on a pleasant summer day that was heading towards its end.” p121 - Wiktionary.org

apoplectic

“There will always be the fatal apoplectic stroke if that one place is interfered with, since it will induce overload elsewhere which will break down and induce overloading elsewhere—and so on indefinitely till all breaks down.” p123 - Wiktionary.org

susurration

“The soft susurrations of a busy Multivac center were all about them.” p124 - Wiktionary.org