Spot is a synonym of Glimpse. Glimpse is related to Glance. 
Gold is related to Bat. Bat is related to Alive. Alive is similar to Sensitive. 
Spot <--Synonym--> Glimpse <--RelatedTo--> Glance 
Gold <--RelatedTo--> Bat <--RelatedTo--> Alive <--SimilarTo--> Sensitive 