Relevant is a synonym of Significant. Significant is similar to Considerable. 
Cake is related to Type. Type is related to Course. Course is related to Stay. Stay is etymologically related to Stake. 
Relevant <--Synonym--> Significant <--SimilarTo--> Considerable 
Cake <--RelatedTo--> Type <--RelatedTo--> Course <--RelatedTo--> Stay --EtymologicallyRelatedTo--> Stake 