Thank is the opposite of Welcome. Welcome is related to Door. Door is related to Slam. Slam is a type of Impact. 
Man is related to Flesh. Flesh is a synonym of Meat. Meat is related to Raw. Raw is related to Dough. 
Thank <--Antonym--> Welcome <--RelatedTo--> Door <--RelatedTo--> Slam --IsA--> Impact 
Man <--RelatedTo--> Flesh <--Synonym--> Meat <--RelatedTo--> Raw <--RelatedTo--> Dough 