Candy is related to Cotton. Cotton is related to Sock. Sock is related to Single. 
Profound is similar to Deep. Deep is related to Insight. Insight is related to Cite. Cite is a synonym of Mention. 
Candy <--RelatedTo--> Cotton <--RelatedTo--> Sock <--RelatedTo--> Single 
Profound <--SimilarTo--> Deep <--RelatedTo--> Insight <--RelatedTo--> Cite <--Synonym--> Mention 