Where does “ऊर्ध्ववायु” come from?

ऊर्ध्ववायु (Sanskrit) comes from Sanskrit ऊर्ध्व, from Proto-Indo-Aryan r̥Hdʰwás, from Proto-Indo-Iranian r̥Hdʰwás, from Proto-Indo-European h₃r̥dʰ-wó-s, from Proto-Indo-European h₃erdʰ-, from Proto-Indo-European -wós — Creates adjectives from verb stems.

ऊर्ध्ववायु (Sanskrit): burp

Definitions

  1. burp

Ancestry of “ऊर्ध्ववायु”, step by step

ऊर्ध्ववायु traces back through two separate lines of ancestry.

via Sanskrit ऊर्ध्व

StepLanguageWordMeaning
1Sanskritऊर्ध्वrising or tending upwards, raised, elevated,...
2Proto-Indo-Aryanr̥Hdʰwás
3Proto-Indo-Iranianr̥Hdʰwáshigh, upright
4Proto-Indo-Europeanh₃r̥dʰ-wó-s
5Proto-Indo-Europeanh₃erdʰ-to increase, grow; upright, high
6Proto-Indo-European-wósCreates adjectives from verb stems

via Sanskrit वायु

StepLanguageWordMeaning
1Sanskritवायुwind; air; the wind of the body, a vital air
2Proto-Indo-AryanHwaHyúṣ
3Proto-Indo-IranianHwaHyúšwind, air
4Proto-Indo-Europeanh₂weh₁yu-wind, air
5Proto-Indo-Europeanh₂weh₁-to blow
Every word from Proto-Indo-European -wósEvery word from Proto-Indo-European h₃erdʰ-Every word from Proto-Indo-European h₃r̥dʰ-wó-s