Ponder
Puzzle
Puzzle verb - Be uncertain about; think about without fully understanding or being able to decide.
Usage example: We puzzled over her sudden departure
Ponder and puzzle are semantically related in think hard about topic. Sometimes you can use "Ponder" instead a verb "Puzzle", if it concerns topics such as wonder about.
Cite this Source
Puzzle and Ponder. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/ponder/puzzle
Ponder & Puzzle. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/ponder/puzzle>.
Puzzle or Ponder. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/ponder/puzzle.
Google Ngram Viewer shows how "ponder" and "puzzle" have occurred on timeline