80th
1. [ adjective ] the ordinal number of eighty in counting order
Synonyms: eightieth
Related terms: ordinal
Similar spelling:   180th
  90th
  70th
  60th
  50th
  40th
  30th
  20th
  10th
  110th
  120th
  130th
  140th
  150th
  200th
  170th
  190th
  300th
  400th
  500th
  160th
  100th