philistines — (sometimes initial capital letter) a person who is lacking in or hostile or smugly indifferent to cultural values, intellectual pursuits, aesthetic refinement, etc., or is contentedly commonplace in ideas and tastes.
louts — an awkward, stupid person; clumsy, ill-mannered boor; oaf.
vandals — (initial capital letter) a member of a Germanic people who in the 5th century a.d. ravaged Gaul and Spain, settled in Africa, and in a.d. 455 sacked Rome.
savages — fierce, ferocious, or cruel; untamed: savage beasts.
thugs — a cruel or vicious ruffian, robber, or murderer.
