Input is the opposite of Print. Print is related to Poster. Poster is related to Teenager. 
Scared is a synonym of Fear. Fear is the opposite of Safety. Safety is related to Protection. 
Input <--Antonym--> Print <--RelatedTo--> Poster <--RelatedTo--> Teenager 
Scared <--Synonym--> Fear <--Antonym--> Safety <--RelatedTo--> Protection 