Esperanto

Adjective

subaj

1. plural of suba
   • 2000, Trans. Edwin Grobe, La Falo de Uŝero-Domo, Project Gutenberg transcription

     Sed la subaj surfacoj de la enormaj kunamasoj de agitita vaporo ... ardis en la kontraŭnatura lumo‎

     But the under surfaces of the huge masses of agitated vapor ... were glowing in the unnatural light