As business come to a stand still during rainy season due to floods in the neighboring cities, people try and built up their personal relationship by marriage.

English-speakers mark relationships by marriage (except for wife/husband) with the tag "-in-law."

Governor William Blount was told by John Watts that Tahlonteeskee was his uncle "of a kind," perhaps denoting a relationship by marriage.

This really means relationship by marriage, but naturalists used it to mean family relationship, recognizing that horses and donkeys were closely related even though they denied any actual evolutionary connections.

At that time, Goryeo already became a vassal of Yuan and the imperial family of Yuan and the royal family of Goryeo had close relationship by marriages of convenience.

Prohibition of marriage between certain degrees of kindred outlawed what is known as incest; prohibition between degrees of relationship by marriage (affinity) as opposed to blood (consanguinity) seems to have reflected an analogous taboo.