What does Tejas mean?
From the Sanskrit तेजस् (tejas), 'sharpness, brilliance, splendour, light, fire, vital energy'. A core Vedic concept denoting radiant power and inner fire.
What does Parth mean?
From Sanskrit Partha (पार्थ), 'son of Pritha (Kunti)', a well-known epithet of the hero Arjuna in the Mahabharata. It is a patronymic rather than a quality-word.