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portentous
used in Main Street

2 uses
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Definition
very important; or indicating something important in the future

or:

acting overly important or serious
  • A portentous sigh.
    Chapter 6 (20% in)
  • Kennicott was yawning, more portentously.
    Chapter 14 (19% in)

There are no more uses of "portentous" in Main Street.

Typical Usage  (best examples)
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