War is related to Injury. Injury is a synonym of Ill. Ill is the opposite of Good. Good is related to Merit. 
Lost is the opposite of Profit. Profit is related to Being. Being is related to Neat. Net is etymologically related to Neat. 
War <--RelatedTo--> Injury <--Synonym--> Ill <--Antonym--> Good <--RelatedTo--> Merit 
Lost <--Antonym--> Profit <--RelatedTo--> Being <--RelatedTo--> Neat <--EtymologicallyRelatedTo-- Net 