Definition that contains ninety
- c being ten more than ninety
- hundred being ten more than ninety
- cc being ten more than one hundred ninety
- ic being one less than one hundred and nine more than ninety
- 90th the ordinal number of ninety in counting order
- 95th the ordinal number of ninety-five in counting order
- ninetieth the ordinal number of ninety in counting order
- ninety-four being four more than ninety
- 98 being eight more than ninety
- 91 being one more than ninety