Decent is related to Clean. Clean is related to Vacuum. Vacuum is related to Household. 
Let is the opposite of Hold. Hold is the opposite of Flow. Flow is the opposite of Stop. 
Decent <--RelatedTo--> Clean <--RelatedTo--> Vacuum <--RelatedTo--> Household 
Let <--Antonym--> Hold <--Antonym--> Flow <--Antonym--> Stop 