Root is a synonym of Ancestor. Grandfather is a type of Ancestor. Grandfather is the opposite of Grandmother. Grandmother is the opposite of Grandchild. 
Mind is a synonym of Consciousness. Consciousness is related to Faint. 
Root <--Synonym--> Ancestor <--IsA-- Grandfather <--Antonym--> Grandmother <--Antonym--> Grandchild 
Mind <--Synonym--> Consciousness <--RelatedTo--> Faint 