Kyūjitai form of 研磨: grinding, polishing; improving one's skill

time / hour / the hours or time when something happens

to spend, to consume / to waste, to squander

to polish / study of ... / to sharpen / inkstone / a surname

every day; daily

everyday life; daily life

oneself / first-person pronoun: I, me (often shows the speaker's lower position in a hierarchy than the addressee) / (Kansai) you

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

technology; technique; technical

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