Discover is related to Act. Act is related to Perform. Perform is a synonym of Accomplish. Accomplish is a synonym of Realize. 
Meat is a type of Food. Meat can be used for Eat. Eat is the opposite of Fast. Fast is related to Sudden. 
Discover <--RelatedTo--> Act <--RelatedTo--> Perform <--Synonym--> Accomplish <--Synonym--> Realize 
Food <--IsA-- Meat --UsedFor--> Eat <--Antonym--> Fast <--RelatedTo--> Sudden 