Crystal is the opposite of Glass. Glass is related to Liquid. Liquid is related to Bucket. Bulk is etymologically related to Bucket. 
Chapter is related to Page. Page is the opposite of Spine. Spine is a type of Process. 
Crystal <--Antonym--> Glass <--RelatedTo--> Liquid <--RelatedTo--> Bucket <--EtymologicallyRelatedTo-- Bulk 
Chapter <--RelatedTo--> Page <--Antonym--> Spine --IsA--> Process 