As a deity name
Name 979 of the Gayatri Sahasranāma — Devi Bhagavata Purana, as taught by Sages
As a Hindi name
No reading on this path — this spelling has no entry in our Hindi sources, and no near neighbour is attested there either. We say so rather than invent one.
As a Sanskrit word
Meaning
driving off, putting aside
Scripturally attested Verified split — attested members (member sit unglossed)Why this matches what you typed
M1 · same meaning "siddhyai" is the dative of "siddhi" — the same word in a different grammatical case.
Dictionary citations
1. siddhi f. driving off, putting aside, Yājñ.
2. siddhi f. (for 1. See p. 1215, col. 1) accomplishment, performance, fulfilment, complete attainment (of any object), success, MBh.; Kāv. &c.
Caveats
Sources contain errors and engines have limits; every claim above carries its citation so you can verify it. This is guidance about names and their sources — not religious or astrological consultation. How we work · Our sources