Soninlaw

this feller was being sood for devorse from his friend wife and the wife's mother was on the witness stand ripping her soninlaw into 40-leven peaces

Source: wiktionary

If his fatherinlaw takes him in business, the soninlaw is a sissy; if he doesn't, it is because the soninlaw is a thief. If he spends his wife's money, he is scorned as a parasite; if he advises saving it, he is reviled as a tight-ward.

Source: wiktionary

The soninlaw, tried some months ago, was found guilty and is now serving a life term in the penitentiary at Fort Madison.

Source: wiktionary

Mrs. Ethel Gallagher left the city on Monday morning for Detroit where she will visit her daughter and soninlaw and grand baby. Friends wish Mrs. Galagher^([sic]) a pleasant trip.

Source: wiktionary