el zafiro - sapphire
  el zutano, la zutana - so-and-so (referring to a person),...
  la zanahoria - carrot
  el zapapico - pickax, pickaxe
  el yate - yacht
  la xilografía - wood engraving, the practice of...
  el yeísmo - pronouncing the Spanish <i>ll</i> and...
  el yodo - iodine
  el zapping - the practice of changing channels or...
  la yuxtaposición - juxtaposition
  la yacimiento - mineral deposit, mineral bed, oil...
  el waterpolista, la waterpolista - waterpolo player
  el yayo, la yaya - granddad, grandma
  el yonqui, la yonqui - junkie, addict
  el yudoka, la yudoka - judo expert
  el yute - jute (the plant or the fiber derived...
  el zafarrancho - the clearing of the decks of a...
  la zaga - defense (of a sports team); the rear...
  la zalamería - flattery, flattering statement
  la yubarta - humpback whale