Absolute is a synonym of Independent. Independent is related to Single. Single is related to Child. 
Sound is related to Listen. Listen is related to Function. Function is related to Page. Page is a synonym of Sheet. 
Absolute <--Synonym--> Independent <--RelatedTo--> Single <--RelatedTo--> Child 
Sound <--RelatedTo--> Listen <--RelatedTo--> Function <--RelatedTo--> Page <--Synonym--> Sheet 