Steal is a synonym of Walk. Walk is the opposite of Still. Remember requires Still. 
Case is related to Deal. Deal is related to Movement. Movement is related to Chew. 
Steal <--Synonym--> Walk <--Antonym--> Still <--HasPrerequisite-- Remember 
Case <--RelatedTo--> Deal <--RelatedTo--> Movement <--RelatedTo--> Chew 