Frequency is related to Color. Color is a type of Kind. Kind is related to Cell. Cell is related to Skin. 
Devil is a synonym of Cow. Cow is related to Say. Say is a type of Read. 
Frequency <--RelatedTo--> Color --IsA--> Kind <--RelatedTo--> Cell <--RelatedTo--> Skin 
Devil <--Synonym--> Cow <--RelatedTo--> Say --IsA--> Read 