qī xī
七夕
seventh evening of the seventh moon of the lunar calendar

niú láng
牛郎
Cowherd in the legend "the Cowherd and the Weaver Girl"

zhī nǚ
织女
Weaver Girl or Spinning Damsel in the legend "the Cowherd and the Weaver Girl"

què qiáo
鹊桥
"Magpie Bridge" – on the seventh day of the seventh lunar month, the magpies spread their wings to form a bridge, thus enabling the lovers in heaven (Cowherd and Weaver Girl) to meet that night

qǐ qiǎo
乞巧
on the evening of the seventh day of the seventh moon, young women offer melons and other fruit to the Weaver Girl and pray to her that she may teach them the skill of sewing and embroidering (in Chinese mythology the Cowherd and the Weaver Girl are lovers allowed to meet in heaven only once a year on that day)

yīn yuán
姻缘
pre-destined marital relationship; match made by Heaven

xiāng qīn
相亲
(of a boy or girl) see and size up a prospective mate (usu. at an arranged meeting); (of parents) see and size up a prospective mate for one's son or daughter (usu. at an arranged meeting)

yuē huì
约会
appointment; engagement; date

Source: China Internet Information Center