Gap is a synonym of Hole. Hole is related to Wound. 
Clothes is related to Silk. Silk is related to Elegant. Elegant is related to Sophisticated. Sophisticated is a synonym of Advanced. 
Gap <--Synonym--> Hole <--RelatedTo--> Wound 
Clothes <--RelatedTo--> Silk <--RelatedTo--> Elegant <--RelatedTo--> Sophisticated <--Synonym--> Advanced 