Adopt (6)
'adopt' is the definition.
(I know that adopt can be written as espouse)
This is the entire clue.
(Other definitions for espouse that I've seen before include "Take in marriage" , "help!" , "Embrace" , "Adopt or support, say a cause" , "Follow and promote a cause" .)
'adopt' is the definition.
(I know that adopt can be written as take on)
This is the entire clue.
(Other definitions for take on that I've seen before include "Employ - undertake - oppose" , "Tackle" , "recruit" , "Assume a responsibility or hire employee" , "Employ or agree to compete against" .)
'adopt' is the definition.
(I know that adopt can be written as assume)
This is the entire clue.
(Other definitions for assume that I've seen before include "Take for granted or agreed" , "Take (responsibility)" , "Take (control)" , "Take to be the case" , "Accept as true without proof" .)
(Another definition for takeup that I've seen is " Adoption".)