| yearling | potro de un año |
| yearlong | que dura un año |
| yearly | anualmente |
| yearn | anhelar |
| yearn for | anhelar |
| yearning | afanoso |
| Years of Lead | Años de plomo |
| Years of the Lamps | Edades de las Lámparas |
| Years of the Sun | Edades del Sol |
| Years of the Trees | Edades de los Árboles |
| yeast | hez |
| Yeast artificial chromosome | Cromosoma artificial de levadura |
| Yeast Artificial Chromosomes | Levadura |
| Yeast infection | Mycosis |
| Yechiel of Paris | Jehiel de París |
| Yedioth Ahronoth | Yedioth Ahronoth |
| Yedisan | Yedisán |
| Yegeny Zamyatin | Evgeny Zamiatin |
| yegg | golondrino |
| Yeghegnadzor | Yeghegnadzor |
| Yegor Ivanovich Zolotarev | Yegor Ivanovich Zolotarev |
| Yegor Titov | Oleg Salenko |
| Yehud | Yehud |
| Yehuda Amichai | Yehuda Amijai |
| Yehuda Halevi | Yehuda Haleví |
| Yehudi Menuhin | Yehudi Menuhin |
| Yeidckol Polevnsky Gurwitz | Yeidckol Polevnsky |
| Yekaterinburg | Ekaterimburgo |
| Yekaterinodar | Krasnodar |
| Yelena Isinbayeva | Elena Isinbayeva |
| Yelena Romanova | Yelena Romanova |
| Yelena Slesarenko | Yelena Slesarenko |
| Yelena Yelesina | Yelena Yelesina |
| yell | llamar |
| yelling | griterío |
| yellow | amarillo |
| Yellow anaconda | Eunectes notaeus |
| Yellow Baboon | Papio cynocephalus |
| yellow card | tarjeta amarilla |
| Yellow crazy ant | Anoplolepis gracilipes |
| yellow dog contract | contrato |
| Yellow Dog Linux | Yellow Dog |
| Yellow Emperor | Emperador Amarillo |
| yellow fever | fiebre amarilla |
| yellow flag | lirio amarillo |
| yellow iris | lirio amarillo |
| Yellow Pages | páginas amarillas |
| yellow peril | peligro amarillo |
| yellow press | prensa amarilla |
| Yellow River | Río Amarillo |
| Yellow Sea | Mar Amarillo |
| Yellow-backed Duiker | Cephalophus silvicultor |
| Yellow-banded Poison Dart | Dendrobates leucomelas |
| Yellow-bellied Marmot | Marmota flaviventris |
| Yellow-billed Cardinal | Paroaria capitata |
| Yellow-billed chough | Pyrrhocorax graculus |
| Yellow-billed Duck | Anas undulata |
| yellow-billed loon | colimbo |
| Yellow-billed Pintail | Anas georgica |
| Yellow-billed Spoonbill | Platalea flavipes |
| Yellow-crested Cockatoo | Cacatua sulphurea |
| yellow-eyed penguin | pingüino ojigualdo |
| Yellow-footed Antechinus | Antechinus flavipes |
| Yellow-hammer | Emberiza citrinella |
| Yellow-headed Caracara | Milvago chimachima |
| Yellow-shouldered Amazon | Amazona barbadensis |
| Yellow-spotted river turtle | Podocnemis unifilis |
| Yellow-tailed Black Cockatoo | Calyptorhynchus funereus |
| Yellow-wattled Lapwing | Vanellus malabaricus |
| yellowfin tuna | atún de aleta amarilla |
| yellowish | amarillento |
| Yellowjacket | Chaqueta amarilla |
| Yellowknife | Yellowknife |
| Yellowknife River | Yellowknife |
| Yellowstone Lake | Río Yellowstone |
| Yellowstone National Park | Parque Nacional Yellowstone |
| Yellowstone River | Río Yellowstone |
| Yellowtail barracuda | Sphyraena flavicauda |
| Yelnya | Ielnia |
| Yelnya Offensive | Ofensiva de Yelnia |
| yelp | aullido |
| Yemaja | Yemayá |
| Yemelyan Pugachev | Yemelián Ivánovich Pugachev |
| Yemen | Yemen |
| Yemen Arab Republic | República Árabe de Yemen |
| Yemen national football team | Selección de fútbol de Yemen |
| Yemeni | yemení |
| Yemeni rial | Rial yemení |
| Yemenite | Yemenita |
| yen | yen |
| Yenisei | Yeniséi |
| Yenisei River | Yeniséi |
| Yeniseian languages | Lenguas yeniseianas |
| Yenisey | Yeniséi |
| Yeniseysk | Yeniseysk |
| yeoman | edecán |
| Yeomen Warders | Beefeater |
| yep | sí |
| Yerba Buena Department | Departamento Yerba Buena |
| Yerevan | Ereván |
| Yerevan Metro | Metro de Ereván |
| Yermak Timofeyevich | Yermak Timofeyevich |
| Yersinia | Yersinia |
| yes | sí |
| yes man | sacristán de amén |
| Yes Minister | Sí ministro |
| yes-man | pelotillero |
| yes-no question | pregunta cerrada |
| Yeshaq I of Ethiopia | Isaac |
| Yeshu | Yeshúa |
| Yeshua | Jesús según el judaísmo |
| yesterday | ayer |
| yestern | ayereño |
| yet | pero |
| Yet Another Setup Tool | YaST |
| yeti | abominable hombre de las nieves |
| Yevgeni Preobrazhensky | Evgeni Preobrazhenski |
| Yevgeniy Landis | Yevgeniy Landis |
| Yevgeny Kafelnikov | Yevgeny Kafelnikov |
| Yevgeny Petrov | Evgeni Petrov |
| Yevgeny Zamyatin | Evgeny Zamiatin |
| yew | tejo |
