being apt to make a show of one's faults; penchant for boasting of one's faults; pretending to be worse than one really is

something that detracts from perfection: a fault, a flaw, a defect / a disadvantage, a drawback / a failing grade

show off

be accurate to say, indeed be so / sayable, to be able to say

showing off how wicked one is / showing off one's own shortcomings

matter of taste

a hobby (activity done for enjoyment in spare time) / one's taste (set of preferences)

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

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