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
- hundred-and-eightieth the ordinal number of one hundred eighty in counting order
- eighty-one being one more than eighty
- 88 being eight more than eighty
- one hundred ninety being ten more than one hundred eighty
- 81 being one more than eighty
- lxxxii being two more than eighty