X
2196. xenophobia: fear or hatred of what is strange or foreign.
2197. Xflummox: to confuse; to perplex.
Y
2198. yeasty: frothy; foamy; spumy, like yeast.
2199. yen: a strong desire or inclination.
2200. yen: a strong desire or inclination.
Z
2201. Zeitgeist: the spirit of the time.
2202. zeitgeist: the spirit of the time.