面壁

to face the wall / to sit facing the wall in meditation (Buddhism) / (fig.) to devote oneself to study, work etc

face / side / surface / aspect / top / classifier for objects with flat surfaces such as drums, mirrors, flags etc

variant of 麵|面[mian4]

flour / noodles / (of food) soft (not crunchy) / (slang) (of a person) ineffectual / spineless

wall / rampart

to face the wall and ponder about one's misdeeds / to stand in the corner (punishment) / (fig.) to examine one's conscience