Puzzle 3

Quality of being tense, irritable

Keep under control

Killer of an important figure

Kelly __, British tv host, daughter of Ozzy

Herb also known as coriander

Deliberately sank a ship by cutting a hole in it

Central heating apparatus, fixed to a wall

Forever, or the name given to a ring

Old unsolved crime opened for reinvestigation

System that allows water to disperse

Mixed, varied