eggheadednesses

/ˈɛɡˌhɛdɪdnəsɪz/
noun
  1. Plural form of eggheadedness; multiple instances or types of intellectual or bookish quality.
    • The conference brought together various eggheadednesses from different fields.
    • Different cultures have their own eggheadednesses, valuing knowledge in unique ways.
    • The book explores the eggheadednesses of several famous thinkers.