Spirit is etymologically related to Fist. Spirit is related to Hide. Hide is the opposite of Found. Found is a synonym of Sit. 
Payment is related to Give. Give is the opposite of Bring. Bring is related to Assemble. Assemble is related to Group. 
Fist <--EtymologicallyRelatedTo-- Spirit <--RelatedTo--> Hide <--Antonym--> Found <--Synonym--> Sit 
Payment <--RelatedTo--> Give <--Antonym--> Bring <--RelatedTo--> Assemble <--RelatedTo--> Group 