Indicate is a synonym of Imply. Employ is etymologically related to Imply. Employ is related to Have. 
Human is related to Baby. Baby is the opposite of Man. Man is related to Chest. Chest is the opposite of Chance. 
Indicate <--Synonym--> Imply <--EtymologicallyRelatedTo-- Employ <--RelatedTo--> Have 
Human <--RelatedTo--> Baby <--Antonym--> Man <--RelatedTo--> Chest <--Antonym--> Chance 