twyngwyn, you have it!

 

He calculates contributing to Baghdad dereliction. (5)

 

[contributing to: hidden word indicator]
   {Baghdad dereliction} -> ad der

WHOLE DEFINITION

he calculates = adder

 

The clue odium is yours.

quiet field contract (6)

Shrink.....

All yours, nfs

Recent awards invent language.

(9 letters)

Recent awards invent language.

(9 letters)

 

_ _ _ _ _ _ _ e _

neologies…?

Yes countess.

Such new German acting, no good for production! (7)

Neutron...