Render is a synonym of Depict. Depict is a synonym of Show. Show is a type of Appear. Appear is the opposite of Vanish. 
Tool is a synonym of Use. you are likely to find Bus in/at/on Use. Bus can be used for Kill. Bomb can be used for Kill. 
Render <--Synonym--> Depict <--Synonym--> Show --IsA--> Appear <--Antonym--> Vanish 
Tool <--Synonym--> Use <--AtLocation-- Bus --UsedFor--> Kill <--UsedFor-- Bomb 