Swami

google

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from Hindi swāmī ‘master, prince’, from Sanskrit svāmin .

wiktionary

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Borrowed from Hindi स्वामी(svāmī), from Sanskrit स्वामिन्(svāmín).

etymonline

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swami (n.)

1773, "Hindu idol," later, "Hindu religious teacher" (1901), from Hindi swami "master" (used as a term of address to a Brahmin), from Sanskrit svamin "lord, prince, master, (one's own) master," from sva-s "one's own" (from PIE *s(u)w-o- "one's own," from root *s(w)e-; see idiom) + amah "pressure, vehemence."