Area is a type of Structure. Structure is related to Underlying. Underlying is a synonym of Fundamental. Fundamental is a synonym of Profound. 
Thanksgiving is related to Christmas. Christmas is related to Occasion. 
Area --IsA--> Structure <--RelatedTo--> Underlying <--Synonym--> Fundamental <--Synonym--> Profound 
Thanksgiving <--RelatedTo--> Christmas <--RelatedTo--> Occasion 