Addition is etymologically related to Added. Added is related to Tax. 
Pastor is related to Head. Head is related to Doll. Doll is related to Female. Female can Conceive. 
Addition --EtymologicallyRelatedTo--> Added <--RelatedTo--> Tax 
Pastor <--RelatedTo--> Head <--RelatedTo--> Doll <--RelatedTo--> Female --CapableOf--> Conceive 