pływać

In a sentence

• Lubisz pływać w jeziorze, szczególnie latem.

  Do you like swimming in the lake, especially in the summer?

  Here, 'pływać' is used in its basic form to indicate the action of swimming, a recreational activity.

• Ryby potrafią pływać pod wodą przez całe życie.

  Fish can swim underwater their entire lives.

  The term 'pływać' describes the natural ability of fish to move through water, emphasizing an inherent characteristic.

• Tamta łódź pływa po rzece od kilku tygodni.

  That boat has been floating on the river for a few weeks.

  'Pływać' is used metaphorically here to describe the movement of a boat on water, extending the meaning beyond swimming to include drifting or navigating.