- Youthly Adj
- YoY Adj Adv
- YTD Adj Noun
- Ytterbic Adj
- Yttric Adj
- Yttriferous Adj
- Yucky Adj
- Yugoslav Adj Noun
- Yugoslavian Adj Noun
- Yuletide Noun Adj
- Yummy Adj Inter
- Zaftig Adj
- Zairian Adj Noun
- Zambian Adj Noun
- Zany Adj Noun
- Zanyish Adj
- Zanzibari Adj Noun
- Zapped Adj
- Zealous Adj
- Zebraic Adj
- Zebrine Adj
- Zebroid Noun Adj
- Zen Adj Noun
- Zenithal Adj
- Zeolitic Adj
- Zero Adj Noun Verb
- Zero-g Adj Noun
- Zero-tolerance Adj Noun
- Zeroic Adj
- Zeropower Noun Adj
- Zeroth Adj
- Zested Adj
- Zestful Adj
- Zesty Adj
- Zetetic Adj
- Zeugmatic Adj
- Zigomatic Adj
- Zigzag Adj Noun Verb
- Zigzagging Adj
- Zillion Adj Noun
- Zillionth Adj Noun
- Zimbabwean Adj Noun
- Zincian Adj
- Zincic Adj
- Zinciferous Adj
- Zincified Adj
- Zincographic Adj
- Zincoid Adj
- Zincous Adj
- Zincy Adj
- Zingiberaceous Adj
- Zingy Adj
- Zionist Adj Noun
- Zionistic Adj
- Zipped Adj
- Zippered Adj
- Zippy Adj
- Zirconic Adj
- Zizzling Adj
- Zodiacal Adj