How do you say “former” in Vietnamese?

Vietnamese words for “former”

• cũListenadjective
  Hanoi [ku˦ˀ˥] · Saigon [kʊw˨˩˦]cũ creaky rising

  old; but not ancient; compare cổ and già

  for “former” meaning: The first of aforementioned two items.

  • Tom đã gặp giáo viên cũ trong siêu thị.Tom met his former teacher in a supermarket.
• trướcListenpreposition
  Hanoi [t͡ɕɨək̚˧˦] · Saigon [ʈɨək̚˦˥]trước rising

  before; in front of; first

  for “former” meaning: The first of aforementioned two items.

  • Trong hai thiết kế, tôi thích cái trước hơn cái sau.Out of the two designs, I prefer the former to the latter.
• xưaListenadjective
  Hanoi [sɨə˧˧] · Saigon [sɨə˧˧]xưa level

  old; ancient

  for “former” meaning: The first of aforementioned two items.

• nguyênListennoun
  Hanoi [ŋwiən˧˧] · Saigon [ŋwiəŋ˧˧]nguyên level

  yuan

  for “former” meaning: The first of aforementioned two items.