Meaning of puzzle over | Babel Free
Definitions
To think intensely and deeply about a confusing problem, situation, or question in an effort to understand it or to find a solution.
idiomatic, informal
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.