Column is related to Cool. Cool is a different concept from Warm. Warm is related to Emotional. 
Length is related to Skirt. Shirt is etymologically related to Skirt. Short is etymologically related to Shirt. 
Column <--RelatedTo--> Cool <--DistinctFrom--> Warm <--RelatedTo--> Emotional 
Length <--RelatedTo--> Skirt <--EtymologicallyRelatedTo-- Shirt <--EtymologicallyRelatedTo-- Short 