Modifiers matching monster:

• mythical,
• aquatic,
• evil,
• new,
• large,
• strong,
• big,
• classical,
• legendary,
• fantastic,
• supernatural,
• female,
• dead,
• scary,
• powerful,
• good,
• dark,
• aggressive,
• vicious,
• tougher,
• size,
• strange,
• fictional,
• larger,
• intelligent,
• medieval,
• individual,
• fabled,
• fantastical,
• mythological,
• rare,

Simple categories matching vicious:

• terrorist,
• person,
• warrior,
• gladiator,
• bully,
• animal,
• killer,
• child,
• predator,
• assassin,
• thug,
• dictator,
• villain,
• creature,
• tyrant,
• vermin,
• fascist,
• critter,
• hunter,
• monster,
• beast,
• psychopath,
• mammal,
• hero,