Old woman and Older person

Old woman noun - A woman who is old.

Older person and old woman are semantically related in elder topic. In some cases you can use "Older person" instead a noun phrase "Old woman", when it comes to topics like senior citizen.

Old woman and older person are semantically related in elder topic. You can use "Old woman" instead a noun phrase "Older person", if it concerns topics such as senior citizen.