character sketch; personality appraisal
A formal, literary term for evaluating or commenting on someone's character. Rare in everyday speech; mostly found in classical or academic contexts.
He excels at character sketches of historical figures.
A more common, modern term for a character assessment or critique.
人物 means “persons” or “character,” while 月旦 alludes to the monthly appraisals of people associated with the Later Han critic 許劭. This tradition also gave rise to 月旦評, “character appraisal.”