back of neck / item / thing / term (in a mathematical formula) / sum (of money) / classifier for principles, items, clauses, tasks, research projects etc
square / power or involution (math.) / upright / honest / fair and square / direction / side / party (to a contract, dispute etc) / place / method / prescription (medicine) / just when / only or just / classifier for square things / abbr. for square or cubic meter