Definition that contains eighty
- ninety being ten more than eighty
- 80th the ordinal number of eighty in counting order
- eightieth the ordinal number of eighty in counting order
- 190th the ordinal number of one hundred eighty-five in counting order
- 82 being two more than eighty
- lxxxiv being four more than eighty
- 85th the ordinal number of eighty-five in counting order
- eighty-four being four more than eighty
- eighty-eight being eight more than eighty
- lxxxviii being eight more than eighty