Weird is etymologically related to Worth. Worth is related to Equity. 
Classify is a synonym of Separate. Separate is a synonym of Abstract. Abstract is related to Comfort. Comfort is a synonym of Strengthen. 
Weird --EtymologicallyRelatedTo--> Worth <--RelatedTo--> Equity 
Classify <--Synonym--> Separate <--Synonym--> Abstract <--RelatedTo--> Comfort <--Synonym--> Strengthen 