* Divisor: This emphasizes the role of the denominator in dividing the numerator.
* Bottom number: This is a more informal way to refer to the denominator, especially when talking about fractions.
* Base: This is used in the context of ratios, where the denominator represents the base value against which other values are compared.
* Scale: This term can be used when discussing the denominator's role in determining the size or magnitude of a fraction.
Ultimately, the best alternative depends on the specific situation and what you want to emphasize.