sümptom

oire puhekieltä A perceived change in some function, sensation or appearance of a person that indicates a disease or disorder, such as fever, headache or rash.
puhekieltä A signal; anything that indicates, or is characteristic of, the presence of something else, especially of something undesirable.
2009, Charles Zastrow, Introduction to Social Work and Social Welfare

Some people see birth outside of marriage as a social problem—a sign of a breakdown in the traditional family and a symptom of moral decay.