Modifiers matching dinosaur:

• carnivorous,
• horned,
• aquatic,
• large,
• new,
• small,
• herbivorous,
• huge,
• extinct,
• bipedal,
• flying,
• cretaceous,
• quadrupedal,
• prehistoric,
• jurassic,
• necked,
• armored,

Simple categories matching bipedal:

• mammal,
• carnosaur,
• creature,
• being,
• dinosaur,
• predator,
• animal,