முன்னொட்டுச் சுட்டி
- Y-edge leading
- Y-fronts
- YAF
- YEA
- YHBT
- YMCA
- YP
- YPA
- YRO
- YY
- YYYY
- Y axis
- Y branch
- Y connection
- Y coordinate
- Y fork
- Y fracture
- Y parameter
- Y signal
- Yabim
- Yakut
- Yanbu
- Yankunytjatjara
- Yao
- Yapese
- Yate's correction
- Yatvingian
- Yatzachi Zapotec
- Yawuru
- Yellow Artificial Chromosome
- Yellow fever vaccine
- Yemen
- Yemen Arab Republic
- Yi
- Yimchungru Naga
- Yindjibarndi
- Yogalates
- Yoon's rings
- Yoruba
- Yotvingian
- Young's modulus
- Young's operation
- Yucatec
- Yucatec Maya
- Yugambeh
- Yugoslav
- Yugoslavia
- Yugoslavian
- Yugoslavian embroidery
- Yuki
- Yumpla Tok
- Yunani
- Yup'ik
- Yupik
- Yurok
- Yuwaalaraay
- Yuwaaliyaay