Shrink is the opposite of Stretch. one thing you do when you Awake is Stretch. Expectation would make you want to Awake. 
Client is a synonym of Buyer. Buyer is a different concept from Owner. Owner is related to Pet. 
Shrink <--Antonym--> Stretch <--HasSubevent-- Awake <--CausesDesire-- Expectation 
Client <--Synonym--> Buyer <--DistinctFrom--> Owner <--RelatedTo--> Pet 