As we are less interested in the ethnographic dissemination than in the substance and the purpose of the mother-in-law avoidance, I will here also limit myself to a few examples.
On the Banks Island these prohibitions are very severe and painfully exact. A man will avoid the proximity of his mother-in-law as she avoids his. If they meet by chance on a path, the woman steps aside and turns her back until he is passed, or he does the same.
In Vanna Lava (Port Patterson) a man will not even walk behind his mother-in-law along the beach until the rising tide has washed away the trace of her foot-steps. But they may talk to each other at a certain distance. It is quite out of the question that he should ever pronounce the name of his mother-in-law, or she his.[1]
On the Solomon Islands, beginning with his marriage, a man must neither see nor speak with his mother-in-law. If he meets her he acts as if he did not know her and runs away as fast as he can in order to hide himself.[2]
Among the Zulu Kaffirs custom demands that a man should be ashamed of his mother-in-law and that he should do everything to avoid her company. He does not enter a hut in which she