Operate is a synonym of Function. Function is a synonym of Transformation. Transformation is a synonym of Translation. 
Nod is a type of Gesture. Gesture is related to Offer. Offer is related to House. you are likely to find Dust in/at/on House. 
Operate <--Synonym--> Function <--Synonym--> Transformation <--Synonym--> Translation 
Nod --IsA--> Gesture <--RelatedTo--> Offer <--RelatedTo--> House <--AtLocation-- Dust 