However, you could use prefixes that relate to the concept of aptitude itself, depending on the context:
* "Pre-" to indicate something that comes before or prepares for aptitude, like "pre-aptitude assessment."
* "Pro-" to indicate something that promotes or enhances aptitude, like "pro-aptitude training."
* "Multi-" to indicate aptitude in multiple areas, like "multi-aptitude skills."
* "High-" to indicate a high level of aptitude, like "high-aptitude students."
You could also use prefixes that relate to specific areas of aptitude:
* "Linguistic-" for language aptitude
* "Mathematical-" for mathematical aptitude
* "Artistic-" for artistic aptitude
Ultimately, the best prefix to use depends on the specific meaning you want to convey.