Suffering is part of War. Suffering is a synonym of Trouble. Trouble is a synonym of Disturb. 
Weigh is related to Measurement. Measurement is related to Continent. Continent is related to Big. 
War <--PartOf-- Suffering <--Synonym--> Trouble <--Synonym--> Disturb 
Weigh <--RelatedTo--> Measurement <--RelatedTo--> Continent <--RelatedTo--> Big 