physics (as an area of study)

specialization, specialisation in a particular field or skill

to specialize, to specialise

(Buddhism)

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

(Confucianism) Great Learning

a university; a college

he; boyfriend

physics, the physical aspects of a phenomenon or a system