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have been frightening
  • present perfect progressive of frighten.

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.

The consequences of that targeting have been frightening.

From Slate • Nov. 25, 2025

The experiences have been frightening for his 8-year-old nephew, too, who started to believe the airport was America, Hukoor said.

From Washington Post • Aug. 21, 2021

Recent weeks have been "frightening," according to biker Colin Craig.

From BBC • May 28, 2021

“The imagery would have frightened me. Things like ‘Doctor Who’ would have been frightening.

From Los Angeles Times • Feb. 19, 2020

That would have been frightening enough in its own right, but the animal’s teeth weren’t what rooted Ekon to the dirt; it was the thing’s eyes.

From "Beasts of Prey" by Ayana Gray