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have proliferated

  • present perfect
    of proliferate.
    proliferate
    verb (used with or without object)
    to grow or produce by multiplication of parts, as in budding or cell division, or by procreation.

Example Sentences

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Since then, however, signs that AI has been oversold as a world-changing technology have proliferated.

From Los Angeles Times Jun. 23, 2026

Mineral extraction projects looking for copper, lithium and more have proliferated across the Argentine Andes.

From Barron's Jun. 15, 2026

Stories about couples with “swag gaps,” meaning one partner dresses significantly better, or “restaurant gaps,” where one person likes going out to eat more, have proliferated across the internet.

From MarketWatch May 13, 2026

These scores have proliferated widely, appearing in research notes, consultancy white papers and policy-advocacy reports.

From The Wall Street Journal May 10, 2026

Systems based on principles as different as theocracy, monarchy, aristocracy, oligarchy, republic, democracy and near anarchy have proliferated freely, along with innovations without end that have sought to combine various desirable features of these possibilities.

From Century of Light by Baha'i International Community