This is the 2509th most frequent Spanish word.
apta
Suitable; appropriate.
Here, 'apta' is used as an adjective meaning 'suitable', agreeing in gender and number with the feminine noun 'vestido' (dress).
Este vestido es apta para la ocasión.
This dress is suitable for the occasion.
In this sentence, 'apta' is used to describe a person's capacity or suitability for a task, showing agreement with the feminine subject 'ella' (she).
Ella es apta para desempeñar el trabajo.
She is qualified to perform the job.
In this instance, 'apta' modifies the feminine noun 'herramienta' (tool), indicating appropriateness for a specific function.