Costume is etymologically related to Custom. Custom is a type of Practice. Award is a type of Practice. 
Democratic is a different concept from Republic. Republic is related to Country. Country is related to Sovereignty. 
Costume --EtymologicallyRelatedTo--> Custom --IsA--> Practice <--IsA-- Award 
Democratic <--DistinctFrom--> Republic <--RelatedTo--> Country <--RelatedTo--> Sovereignty 