- YoY Adj Adv
- YTD Adj Noun
- Ytterbic Adj
- Ytterbium Noun Adj
- Yttric Adj
- Yttriferous Adj
- Yttrium Noun Adj
- Yucky Adj
- Yugoslav Adj Noun
- Yugoslavian Adj Noun
- Yuletide Noun Adj
- Yum Inter Noun Adj
- Yummy Adj Inter Noun
- Zaftig Adj
- Zairian Adj Noun
- Zambia Pnoun Adj
- Zambian Adj Noun
- Zany Adj Noun
- Zanyish Adj
- Zanzibari Adj Noun
- Zealand Pnoun Adj
- Zealander Noun Adj
- Zealous Adj
- Zebra Noun Adj
- Zebraic Adj
- Zebrine Adj
- Zebroid Noun Adj
- Zeitgeist Noun Adj
- Zen Adj Noun
- Zener Noun Pnoun Adj
- Zenith Noun Adj
- Zenithal Adj
- Zeolitic Adj
- Zero Adj Noun Verb Num
- Zero-g Adj Noun
- Zero-tolerance Adj Noun
- Zeroic Adj
- Zeropower Noun Adj
- Zeroth Adj
- Zested Adj
- Zestful Adj
- Zesty Adj
- Zeta Noun Adj
- Zetetic Adj
- Zeugmatic Adj
- Zigomatic Adj
- Zigzag Adj Noun Verb Adv
- Zigzagging Adj
- Zillion Adj Noun
- Zillionth Adj Noun
- Zimbabwean Adj Noun
- Zinc Noun Verb Adj
- Zincian Adj
- Zincic Adj
- Zinciferous Adj
- Zincified Adj
- Zincographic Adj
- Zincoid Adj
- Zincous Adj
- Zincy Adj