Homeland is derived from Land. Land is related to Mass. Mass is related to Continent. 
Leg is related to Movement. Movement is related to Arise. Arise is a synonym of Occur. 
Homeland --DerivedFrom--> Land <--RelatedTo--> Mass <--RelatedTo--> Continent 
Leg <--RelatedTo--> Movement <--RelatedTo--> Arise <--Synonym--> Occur 