(1) His murder triggered vicious race riots .

(2) The drunkard led a vicious life.

(3) Keep away from that dog, he can be vicious.

(4) He was set upon by a vicious dog.

(5) Vicious thugs attacked an elderly man.

(6) Each year one vicious habit rooted out,in time minght make the worst man good throughout.

(7) I've got a vicious headache.

(8) The world was stunned by the vicious defamation.

(9) They were the victims of a vicious racist attack.

(10) He was a cruel and vicious man.

(11) He gave her a vicious look.

(12) Sarah can be quite vicious at times.

(13) This species is not known to be vicious.

(14) He had a vicious side to his nature.

(15) Let go of me, you vicious monster!

(16) The press launched a vicious attack on the President.

(17) A sudden vicious squall knocked her to the ground.

(18) Your vicious dog is menacing my cat!

(19) He accused the press of publishing vicious calumnies.

(20) In a recent vicious incident two bombs exploded.

(21) She wrote me a vicious letter after the incident.

(22) She was furtive and vicious by temperament.

(23) She has a vicious temper.

(24) He suffered a vicious attack by a gang of white youths.

(25) The horse was huge and vicious. Giles was the only one who could manage her.

(26) These otters are particularly vicious beasties(Sentence dictionary), with very sharp teeth.

(27) He was subjected to the most vicious calumny, but he never complained and never sued.

(28) The more pesticides are used, the more resistant the insects become so the more pesticides have to be used. It's a vicious circle.

(29) The police said that this was one of the most vicious attacks they'd ever seen.

(30) He is a wolf in sheep's clothing, outwardly kind but inwardly vicious!