Frown is a synonym of Lower. Lower is related to Letter. Letter is related to Personal. 
Danger would make you want to Lie. Lie is a type of Be. Beat is a type of Be. Beat is related to Pattern. 
Frown <--Synonym--> Lower <--RelatedTo--> Letter <--RelatedTo--> Personal 
Danger --CausesDesire--> Lie --IsA--> Be <--IsA-- Beat <--RelatedTo--> Pattern 