Dock is a type of Cut. Dock is a type of Steer. Channel is a type of Steer. Gut is a type of Channel. 
Name is related to Street. Street is related to Highway. Highway is the opposite of Low. 
Cut <--IsA-- Dock --IsA--> Steer <--IsA-- Channel <--IsA-- Gut 
Name <--RelatedTo--> Street <--RelatedTo--> Highway <--Antonym--> Low 