14-letter words containing y, p
- xylopyrography — the technique of making a picture or design on wood using a hot iron or another heated instrument
- xylotypography — a type of printing using wooden blocks
- yellow emperor — the legendary first emperor of China.
- yellow puccoon — a plant, Lithospermum incisum, of central and western North America, having numerous branches and fringed yellow flowers.
- yom kippur war — a war that began on Yom Kippur in 1973 with the attack of Israel by Egypt, Syria, and Iraq: Israel recovered most of its initial losses.
- yuppie disease — any of a number of debilitating long-lasting viral disorders associated with stress, such as chronic fatigue syndrome, whose symptoms include muscle weakness, chronic tiredness, and depression
- zephyr worsted — lightweight worsted yarn.
- zoophytologist — an expert in zoophytology
- zygosporangium — a sporangium that bears a zygospore.