Parent is a type of Ancestor. Ancestor is a type of Relative. Relative is related to Uncle. 
Remain is the opposite of Scream. Scream is the opposite of Whisper. Whisper is the opposite of Shout. 
Parent --IsA--> Ancestor --IsA--> Relative <--RelatedTo--> Uncle 
Remain <--Antonym--> Scream <--Antonym--> Whisper <--Antonym--> Shout 