Tremendous is similar to Extraordinary. Extraordinary is related to Extra. Extra is a synonym of Additional. 
Device is related to Plot. Plot is related to Element. Element is a type of Situation. 
Tremendous <--SimilarTo--> Extraordinary <--RelatedTo--> Extra <--Synonym--> Additional 
Device <--RelatedTo--> Plot <--RelatedTo--> Element --IsA--> Situation 