To conduct oneself or perform in a specified way.
"all the young women in the contest acquitted themselves well"
Similar: conduct oneself, bear oneself, perform, act, behave
comport oneself
deport oneself
ARCHAIC
discharge (a duty or responsibility).
"they acquitted themselves of their charge with vigilance"
This definition makes more sense to me
To conduct oneself or perform in a specified way. "all the young women in the contest acquitted themselves well" Similar: conduct oneself, bear oneself, perform, act, behave comport oneself deport oneself ARCHAIC discharge (a duty or responsibility). "they acquitted themselves of their charge with vigilance"