Feel is etymologically related to Full. Full is a different concept from Lack. 
Pin is related to Bowl. you are likely to find Bowl in/at/on Refrigerator. you are likely to find Salad in/at/on Refrigerator. 
Feel --EtymologicallyRelatedTo--> Full <--DistinctFrom--> Lack 
Pin <--RelatedTo--> Bowl --AtLocation--> Refrigerator <--AtLocation-- Salad 