Build is a type of Oversee. Build is related to Construct. Construct is a synonym of Assemble. 
Mutter is a type of Sound. Sound is related to Movement. Movement is related to Exercise. you would Hike because Exercise. 
Oversee <--IsA-- Build <--RelatedTo--> Construct <--Synonym--> Assemble 
Mutter --IsA--> Sound <--RelatedTo--> Movement <--RelatedTo--> Exercise <--MotivatedByGoal-- Hike 