(dated) one's family, (especially) one's wife / household; family and servants living within a house / (dated) household servants; retainers living in or frequently entering a noble family's house

the number of people

any choices, arbitrary selections / free will

arbitrary, as one wants or thinks / free, up to a person, according to their will, voluntary

(grammar) second person

underground

spider

a clay doll; a clay figurine

(biochemistry) methionine

山中: being in the mountains or woods