| yew | tejo |
| yew tree | tejo |
| Yews | Taxus |
| Yeísmo | Yeísmo |
| Yggdrasil | Yggdrasil |
| Yggdrasill | Yggdrasil |
| YHWH | Jehová |
| Yi | Yi |
| Yi language | Idioma yi |
| Yi Munyol | Yi Munyol |
| Yi people | Yi |
| Yi Sun-sin | Yi Sun Sin |
| Yiannis Grivas | Ioannis Grivas |
| Yiannis Ritsos | Yannis Ritsos |
| Yichang | Yichang |
| Yidam | Yidam |
| Yiddish | yiddish |
| Yiddish literature | Literatura en yidis |
| yield | dar |
| yieldingness | deferencia |
| yiffy | yiffoso |
| Yigael Yadin | Yigael Yadin |
| Yigal Allon | Yigal Alón |
| Yigal Tumarkin | Yigal Tumarkin |
| Yine Sensiz | Yine Senzis |
| Yinlong | Yinlong |
| Yinxu | Yin Xu |
| yip | aullido |
| Yip Man | Ip Man |
| yippee | hurra |
| Yipsi Moreno | Yipsi Moreno |
| YIQ | YIQ |
| Yishuv | Yishuv |
| Yisrael Beiteinu | Israel Beitenu |
| Yisroel ben Eliezer | Israel ben Eliezer |
| Yitzhak Ben-Zvi | Yitzjak Ben-Zvi |
| Yitzhak Hofi | Yitzhak Hofi |
| Yitzhak Navon | Yitzjak Navón |
| Yitzhak Rabin | Isaac Rabin |
| Yitzhak Shamir | Isaac Shamir |
| Yixian Formation | Formación de Yixian |
| Yixing | Isín |
| ylang ylang | flor de cananga |
| YLE | Yleisradio |
| Yma Súmac | Yma Sumac |
| YMCA | Asociación Cristiana de Jóvenes |
| Ymir | Ymir |
| Yngling | Adolescencia |
| Ynglinga saga | Saga de los Ynglings |
| yo-yo | yoyo |
| Yo-Yo Ma | Yo Yo Ma |
| Yoann Gourcuff | Yoann Gourcuff |
| yob | hincha |
| Yochanan Vollach | Yochanan Vollach |
| Yod | Yud |
| yodel | cantar a la tirolesa |
| Yodelers | Yodel |
| yodh | yod |
| Yodle | Yodel |
| Yodo River | Río Yodo |
| Yog urt | Yogur |
| Yog-Sothoth | Yog-Sothoth |
| yoga | yoga |
| Yogh | Yogh |
| yoghourt | yogur |
| yoghurt | yogur |
| yogi | yoghi |
| Yogi Bear | Oso Yogi |
| yogurt | yogur |
| Yogyakarta | Yogyakarta |
| Yoh Asakura | Yoh Asakura |
| Yohannes III of Ethiopia | Juan III |
| Yoho National Park | Parque Nacional Yoho |
| Yoigo | Yoigo |
| Yojijukugo | Proverbios chinos |
| Yojimbo | Yojimbo |
| Yokai | Yōkai |
| yoke | yugo |
