Army is related to People. People is related to Mass. 
Big is related to Great. Great is related to Fantastic. Fantastic is a synonym of Wonderful. Wonderful is a synonym of Incredible. 
Army <--RelatedTo--> People <--RelatedTo--> Mass 
Big <--RelatedTo--> Great <--RelatedTo--> Fantastic <--Synonym--> Wonderful <--Synonym--> Incredible 