reddendo
noun
red·den·do
rəˈden(ˌ)dō,
reˈ-
plural -s
Scots law
1
: a clause in a charter specifying the particular duty or service due from a vassal to his superior
2
: the duty specified in a reddendo
Word History
Etymology
Latin, ablative of reddendum; from its being the first word in such clauses