Voluminous

1. adjective

   large in number or quantity (especially of discourse)

   “she took copious notes”

   Similar: copious

2. adjective

   marked by repeated turns and bends

   “a tortuous road up the mountain”

   Similar: tortuous, twisting, twisty, winding

3. adjective

   large in volume or bulk

   “a voluminous skirt”