Thanks - that gives me ESTONIAN as well, which in turn gives me ANNEXE.
How about:
Nothing's required in order to make this instrument (4): O _ O _ (plainly OBOE but why?)
Balloon with short distance to finish (7): D _ S _ E _ D (looks like DESCEND but again, why?)
Punishment leads to further injustice no-one expects (4): _ I _ E