斯: This person, this moment. It conveys a sense of refinement, the awe-inspiring dignity of a sage, and the dedication of one who lives and breathes their principles morning and night.
扬:
To promote and enhance; in names, it often implies lofty aspirations, leveraging strengths, and minimizing weaknesses to achieve excellence.
Meaning: The name 'Siyang' carries an elegant and refined tone, symbolizing grace and a soaring spirit.