Look is the opposite of Blind. Blind is related to Unable. Unable is the opposite of Able. Able is related to Can. 
Error is related to Make. Make is related to Bone. Bone is related to Tissue. 
Look <--Antonym--> Blind <--RelatedTo--> Unable <--Antonym--> Able <--RelatedTo--> Can 
Error <--RelatedTo--> Make <--RelatedTo--> Bone <--RelatedTo--> Tissue 