Cast is a type of Solid. Solid is a synonym of Substantial. Substantial is a synonym of Significant. Significant is a synonym of Pregnant. 
Closer is related to Foreigner. Foreigner is a type of Person. 
Cast --IsA--> Solid <--Synonym--> Substantial <--Synonym--> Significant <--Synonym--> Pregnant 
Closer <--RelatedTo--> Foreigner --IsA--> Person 