Soar is related to Flight. Flight is a type of Creativity. Creativity is related to Idea. Idea is related to Innovative. 
Fun is related to Theory. Theory is related to Abstract. Abstract is a synonym of Theoretical. Theoretical is the opposite of Active. 
Soar <--RelatedTo--> Flight --IsA--> Creativity <--RelatedTo--> Idea <--RelatedTo--> Innovative 
Fun <--RelatedTo--> Theory <--RelatedTo--> Abstract <--Synonym--> Theoretical <--Antonym--> Active 