This is the 14815th most frequent Russian word.
побегает
"Побегает" means "will run around for a while" (perfective aspect).
The word 'побегает' in this context suggests playful or recreational running.
После завтрака она побегает с друзьями на спортивной площадке.
After breakfast, she will run around with her friends in the sports field.
The word 'побегает' here indicates that the action of running is temporary and not intensive.
Он немного побегает по парку, чтобы размяться.
He will run a bit around the park to warm up.
Here, 'побегает' emphasizes the improvement in mood or well-being after a brief period of running.