Specialist is related to Interest. Learning can be used for Interest. Living can cause/lead to Learning. 
Tolerate is a synonym of Endure. Endure is a synonym of Weather. Weather is related to Heat. Heat is related to Passion. 
Specialist <--RelatedTo--> Interest <--UsedFor-- Learning <--Causes-- Living 
Tolerate <--Synonym--> Endure <--Synonym--> Weather <--RelatedTo--> Heat <--RelatedTo--> Passion 