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have been spawning
  • present perfect progressive of spawn.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Presidential assassinations have been spawning conspiracy theories since Lincoln.

From Slate • Apr. 28, 2026

Since the end of World War II, both sides have been spawning water-development plans at the rate of about two a year.

From Time Magazine Archive