Resolve is a synonym of Solve. Solve is a synonym of Clear. Clear is the opposite of Dense. 
Danger is the opposite of Secure. Secure is similar to Tight. Tight is a synonym of Precise. 
Resolve <--Synonym--> Solve <--Synonym--> Clear <--Antonym--> Dense 
Danger <--Antonym--> Secure <--SimilarTo--> Tight <--Synonym--> Precise 