six

Từ điển Oxford Advanced Learner 8th

six [six sixes] BrE [sɪks] NAmE [sɪks] number
6  There are examples of how to use numbers at the entry for five.
Idioms: ↑at sixes and sevens ▪ ↑hit somebody for six ▪ ↑it's six of one and half a dozen of the other ▪ ↑six feet under

Word Origin:
Old English siex, six, syx, of Germanic origin; related to Dutch zes and German sechs, from an Indo-European root shared by Latin sex and Greek hex.

• Từ đồng nghĩa / Synonyms:
  six-spot, 6, vi, half dozen, half-dozen