... by reciprocity of obligation...
P. J. Proudhon 「What is Property?」
...Now it is by no means easy to seehow this could arise from the Dieri custom, the essence of which,according to one of the statements I have quoted, is reciprocity...
Northcote W. Thomas 「Kinship Organisations and Group Marriage in Australia」
便利!手書き漢字入力検索
この漢字は何でしょう??