Simple categories matching imaginary:

• character,
• thing,
• beast,
• experience,
• animal,
• entity,

Members with property imaginary:

• concomitant_feelings,
• serpent,
• magic,
• dragon,
• pontoon_bird,
• dog,
• hippopotamus,
• principal,
• alien,
• lion,
• invisible_friend,
• doctor,
• unicorn,
• giraffe,
• vampire,
• egg_car,
• shadow,
• cartoon_character,
• angel,
• chimera,
• astrology,
• god,
• sphinx,
• alligator_car,
• snake,
• devil,
• warlock,
• monster,
• turtle,
• model,
• fairy,
• flying_saucer,
• freak_show,
• rat,
• ghost,