eighty /ˈeti/
  (a.)八十的,八十個的八十,八十歲,八十個
  Eight·y a.  Eight times ten; fourscore.
  Eight·y, n.
  1. The sum of eight times ten; eighty units or objects.
  2. A symbol representing eighty units, or ten eight times repeated, as 80 or lxxx.
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  eighty
       adj : being ten more than seventy [syn: 80, lxxx, fourscore]
       n : the cardinal number that is the product of ten and eight
           [syn: 80, LXXX, fourscore]