Spell is a synonym of Turn. Turn is related to Key. 
Calm is the opposite of Angry. you would Punch because Angry. Punch is related to Fist. Fist is related to Lock. 
Spell <--Synonym--> Turn <--RelatedTo--> Key 
Calm <--Antonym--> Angry <--MotivatedByGoal-- Punch <--RelatedTo--> Fist <--RelatedTo--> Lock 