Give in return (5)
This clue is a double definition.
'give in' is the first definition.
(synonyms)
'return' is the second definition.
(I know that return can be written as yield)
(Other definitions for yield that I've seen before include "Render" , "Surrende, give in" , "Income" , "Surrender; output" , "Give way; produce" .)
'give in return' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for reciprocate that I've seen before include "Do something in return" , "Respond" , "Interchange" , "make fair return" , "Return (love/affection)" .)