Parent is the opposite of Son. Son is related to Spring. Spring is a synonym of Release. 
Buddy is related to Gold. Gold is related to Shine. Shine is related to Glass. 
Parent <--Antonym--> Son <--RelatedTo--> Spring <--Synonym--> Release 
Buddy <--RelatedTo--> Gold <--RelatedTo--> Shine <--RelatedTo--> Glass 