ponder 0 antonyms and opposites of ponder. Verb — To think about something carefully and for a long time. Synonyms for ponder cogitate deliberate afterthink agitate bethink call to mind chew chew over chew the cud consider contemplate introspect mull mull over muse overthink meditate quander reflect rethink revolve reconsider ruminate second-guess think think over ← Back to the full definition of ponder