- lockage - a fee charged for passage through a lock in a canal or waterway
--1 is a kind of fee
- lockage - a system of locks in a canal or waterway
--2 is a kind of system
--2 is a part of canalDerived forms: verb lock8, verb lock9 - lockage - passage through a lock in a canal or waterway
--3 is a kind of passage, transit
Derived form: verb lock8 - lockage - a system of locks in a canal or waterway