The Rice University Neologisms Database

having to do with or resembling the shape of a fern Type of word formation: Derivation: appending the common suffix –ial in order to adjectivize (or, convert into an adjective) the word. Reason used: Just a quicker way of saying, “Every item had the shape of a fern.” Example sentence: You should only hire that woman as your decorator if you’re a fan of botanical themes; she is a big advocate of afernial decorations.