The only noun I know derived from the verb to entomb would be the noun entombment.
It is an abstract noun, which means that it doesn't have a physical shape - you cannot touch it or smell it, just like with love, or hate, or happiness. Entombment is the process of placing a dead body into a tomb, or a grave.
        
             
        
        
        
Colonialism 
the policy or practice of acquiring full or partial political control over another country, occupying it with settlers, and exploiting it economicall 
Imperialism
a policy of extending a country's power and influence through colonization, use of military force, or other means.
 
        
             
        
        
        
Not 100% sure but this is my opinion
B). Metaphor
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HOPE THIS HELPS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
        
             
        
        
        
Answer:
“Nemo me impune lacessit.” means "NO one provokes me with impunity."
 
        
             
        
        
        
<em>basically im is used for not and here impossible means that anything which is not possible .. here main root or word is Possible because im is only a prefix .. this prefix 'im' changes the meaning of possible and makes it impossible :)</em>