Invent, contrive (6)
This clue is a double definition.
'invent' is the first definition.
(synonyms)
'contrive' is the second definition.
(synonyms)
(Other definitions for devise that I've seen before include "Invent in sieved fashion" , "Contrive" , "Come up with, a plan perhaps" , "Formulate or plan" , "Create, work out" .)
This clue is a double definition.
'invent' is the first definition.
(concocting is a kind of inventing)
'contrive' is the second definition.
(thesaurus)
(Other definitions for concoct that I've seen before include "Fabricate" , "Invent (a story)" , "cook" , "Invent, devise" , "Invent (a story/plan)" .)