Desire is a synonym of Like. Like is related to Lay. Lay is related to Float. 
Change is the opposite of Exact. Exact is the opposite of Estimate. Estimate is a type of Respect. 
Desire <--Synonym--> Like <--RelatedTo--> Lay <--RelatedTo--> Float 
Change <--Antonym--> Exact <--Antonym--> Estimate --IsA--> Respect 