billet

nouns

a short personal letter
"drop me a line when you get there"
lodging for military personnel (especially in a private home)
domain category
the military forces of a nation
"their military is the largest in the region"; "the military machine is the same one we faced in 1991 but now it is weaker"
is a type of (narrower)
structures collectively in which people are housed
a job in an organization
"he occupied a post in the treasury"

verbs

provide housing for (military personnel)