puzzle over

phrasal verb

puzzled over; puzzling over; puzzles over

: to think or worry for a long time about (something)

He's been puzzling over what went wrong.

Examples of puzzle over in a Sentence

Recent Examples on the Web

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Scientists are keen to observe the corona up close because researchers have long puzzled over why the outer layer of the sun’s atmosphere is hundreds of times hotter than the star’s surface. —

Denise Chow, NBC News, 24 Dec. 2024 Scientists have long puzzled over a feature that would appear to handicap the bird during its midnight hunts. —

Katie Hunt, CNN, 17 Dec. 2024 Paleontologists have long puzzled over how the dinosaurs—originally relatively small and of minor importance to the broader ecosystem—evolved to become the dominant species some 30 million years later. —

Ars Technica, 27 Nov. 2024 Like all great shows that make true detectives of the fan community, FROM has grown into one of the most-discussed and puzzled over TV shows out there, with fan theories in abundance. —

Erik Kain, Forbes, 27 Nov. 2024 See all Example Sentences for puzzle over