infeudation
Concise Oxford English Dictionary © 2008 Oxford University Press:
infeudation /ˌɪnfjuːˈdeɪʃ(ə)n/
▶noun historical (under the feudal system) the action of putting someone in possession of a fee or fief.
– origin C15: from med. L. infeudatio(n-), from infeudare ‘enfeoff’ (based on feudum ‘fee’).
'infeudation' also found in these Oxford entries:

