Weight is related to Number. you are likely to find Number in/at/on Equation. Equation is a synonym of Equality. 
Ridiculous is similar to Silly. Silly is related to Laugh. Laugh is related to Delight. Delight is related to Extreme. 
Weight <--RelatedTo--> Number --AtLocation--> Equation <--Synonym--> Equality 
Ridiculous <--SimilarTo--> Silly <--RelatedTo--> Laugh <--RelatedTo--> Delight <--RelatedTo--> Extreme 