a turn of the screw

an action which makes a bad situation worse, especially in order to force someone to do something Each letter from my bank manager is another turn of the screw.

Common Names:

Name	Pronounced	Usage
KristÝNa	-	Czech
Miina	MEE:-nah	Finnish
Antero	AHN-te-ro	Finnish
Ikram	-	Arabic
Nikola (1)	-	Serbian, Croatian, Slovene, Bulgarian, Macedonian, Hungarian, Czech, Basque, Medieval Slavic
Appert	[ə'peə]