The use of age specific language to comment on a scent is frowned upon. The most common reports are for the use of “Old Lady” to describe perfumes but this rule also encompasses all age groups and genders.

It’s best practice to use the specific language, so for an “old lady” smell it’s typically aldehydes, powdery notes, synthetic florals, etc. if you don’t know what the correct language for a specific fragrance is look at the accords on Fragrantica it’s often in the accords bar graph next to the photo of the perfume