Racism is a type of Bias. Bias is the opposite of Balance. Balance is related to Toe. 
Depth is related to Dimension. Dimension is related to Point. Point is a synonym of Steer. Steer is a synonym of Head. 
Racism --IsA--> Bias <--Antonym--> Balance <--RelatedTo--> Toe 
Depth <--RelatedTo--> Dimension <--RelatedTo--> Point <--Synonym--> Steer <--Synonym--> Head 