fāng​cùn

heart or mind

方寸 fāng​cùn
heart or mind
A person's inner thoughts or feelings, especially their composure or state of mind.
square inch
square with sides of one Chinese inch; (figuratively) a very small area or space
square cun
Chinese unit of area equal to one square Chinese inch (approximately 11 square centimeters)

Frequency

Movie subtitles
0.240 per million appears in 0% of films
Written text
0.925 per million

Sources