even if ...,...cannot

not ... at all

very, exceedingly, awfully / (before a negative form) not at all, at all, by no means

negative form of 可愛い / (figuratively) ingrate, unthankful

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

dog; canine / one who is loyal (like a dog) / a spy

long / (time) long, lengthy

chief, head, leader