Degree is a synonym of Stage. Set is a type of Stage. Party is a type of Set. 
Approval is derived from Approve. Cheer is a type of Approval. Cheer is a synonym of Assure. Assure is a different concept from Weaken. 
Degree <--Synonym--> Stage <--IsA-- Set <--IsA-- Party 
Approve <--DerivedFrom-- Approval <--IsA-- Cheer <--Synonym--> Assure <--DistinctFrom--> Weaken 