(Internet slang) sub account; sub

true, proper, real

truth, reality

to use / to employ / to make use of, to apply / to spend

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

expression (by words, facial, attitude) / representation (of art, play, music) / performance (of actor, player, ...)

express

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

he; boyfriend