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Принесение феодальной присяги. Вот что нашлось в
http://www.britannica.com/eb/topic-270032/homage

homage, or homagium, or hominium (feudalism)

Encyclopædia Britannica : Related Articles
A selection of articles discussing this topic.

Main article: homage
in European society, solemn acts of ritual by which a person became a vassal of a lord in feudal society. Homage was essentially the acknowledgment of the bond of tenure that existed between the two. It consisted of the vassal surrendering himself to the lord, symbolized by his kneeling and giving his joined hands to the lord, who clasped them in his own, thus accepting the surrender.

code of feudalism
code of feudalism (in feudalism: Origins of the idea)
...held (the lord, dominus, or seigneur) and became his (or her) man. The ceremony in which the oath was taken was called homage (from the Latin, homo; “man”). These institutions survived in England until they were abolished by Parliament in 1645...

code of feudalism (in Europe, history of: Feudal bonds)
By the 12th century such tenure was to be found throughout Latin Europe. It was characterized by a number of symbolic acts. The first was homage, the process by which the man knelt and placed his hands between those of his lord, so putting himself at the lord's disposal and under his protection. The next was the oath of fidelity, sworn by the man to his lord, sometimes sealed with a kiss. И т.д.