together towards a Eudaimonic future

Collins Dictionary translates the word Kalyana  as welfare or wellbeing.  

Oxford References translates Kalyāṇa from Sanskrit as ‘good, auspicious’

in AI Sanskrit word Kalyana (kalyāna) means auspiciousness, welfare, and good fortune

Sanskrit, also spelled संस्कृतम् (saṃskṛtam), is an ancient language of India commonly seen as the grandmother of the Indo-European language family (even English!). Closely allied with Prakrit and Pali, Sanskrit is more exhaustive in both grammar and terms and has the most extensive collection of literature in the world, greatly surpassing its sister-languages Greek and Latin.

Kalyāṇa :—(CII 1), a good deed which is beneficial to the people

Kalyāṇa (कल्याण) :—(nm) welfare, benediction; ~[kārī] propitious, auspicious; good, beneficial; —[rājya] welfare state.

The word itself has a vast all-encompassing meaning in Sanatana Dharma (Hinduism), Vedanta (school of philosophy), in Tibetan Buddhism, and in Jainism, to name a few.