The term 'over (ponder)' can be solved by the crossword solutions of 'MULL' and 'TURN'. 'MULL' is a verb which means to think deeply about something, often in a slow and reflective manner. It is derived from the Old English word 'molan', which means to grind or soften by rubbing. 'TURN' is a verb which means to change the direction or orientation of something. It is derived from the Old English word 'tornian', which means to twist or rotate. Together, these two words suggest that one should take time to reflect and consider a situation before making a decision.