Overcome is a synonym of Overwhelm. Overwhelming is derived from Overwhelm. Overwhelming is similar to Intense. 
Paper is related to Medium. Medium is related to Paint. Paint is the opposite of Pencil. you are likely to find Pencil in/at/on Pocket. 
Overcome <--Synonym--> Overwhelm <--DerivedFrom-- Overwhelming <--SimilarTo--> Intense 
Paper <--RelatedTo--> Medium <--RelatedTo--> Paint <--Antonym--> Pencil --AtLocation--> Pocket 