Transit is a type of Roll. Roll is related to Action. 
Bucket is etymologically related to Buck. Bucket is a synonym of Rocket. you are likely to find Rocket in/at/on Orbit. you are likely to find Debris in/at/on Orbit. 
Transit --IsA--> Roll <--RelatedTo--> Action 
Buck <--EtymologicallyRelatedTo-- Bucket <--Synonym--> Rocket --AtLocation--> Orbit <--AtLocation-- Debris 