concoct in WordNet English dictionary

1. make a concoction (of) by mixing
   concoct 
   
2. devise or invent
   "He thought up a plan to get rich quickly"; "no-one had ever thought of such a clever piece of software"
   think up  think of  dream up  hatch  concoct 
   
3. prepare or cook by mixing ingredients
   "concoct a strange mixture"
   concoct  cook up 
   
4. invent
   "trump up charges"
   trump up  concoct