Mom is related to Daughter. Daughter is related to Sister. Sister is related to Relative. Relative is related to Aunt. 
Distinctive is a synonym of Brilliant. Brilliant is the opposite of Average. Average is the opposite of Outstanding. 
Mom <--RelatedTo--> Daughter <--RelatedTo--> Sister <--RelatedTo--> Relative <--RelatedTo--> Aunt 
Distinctive <--Synonym--> Brilliant <--Antonym--> Average <--Antonym--> Outstanding 