wǔ dì
Five Emperors from legendary times
possibly tribal leaders before the historiographers got working on them
usually taken to be Yellow Emperor 黃帝|黄帝[Huang2 di4] and four of his sons Zhuan Xu 顓頊|颛顼[Zhuan1 Xu1], Di Ku 帝嚳|帝喾[Di4 Ku4], Tang Yao 唐堯|唐尧[Tang2 Yao2], Yu Shun 虞舜[Yu2 Shun4]
yù dí
armed enemy of the nation
enemy of the Emperor
fig. championship challenger
contender opposing champion in sporting contest
yù dī
(suffix) replete (with moisture)
glistening
plump and tender
lovely
alluring