पा

• (Delhi Hindi) IPA^(key): /pɑː/, [päː]

पा • (pā)

1. inflection of पाना (pānā):
   1. stem
   2. second-person singular intimate present imperative

• (Vedic) IPA^(key): /pɑː/
• (Classical) IPA^(key): /pɑː/

From Proto-Indo-European *peh₂- (“to protect”); compare Latin pāscō (“to feed, maintain”). Probably not related to पाल (pāla, “guard”), despite popular folk etymology; see there for more.

पा • (pā)

1. to watch, keep, preserve
2. to protect from, defend against
3. to protect (a country), i.e. rule, govern
4. to observe, notice, attend to, follow

पा • (pā) stem

1. keeping, protecting, guarding, etc.

पा • (pā) stem, f

1. guarding, protecting

• Monier Williams (1899) “पा”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, pages 573/2, 613/2.
• William Dwight Whitney, 1885, The Roots, Verb-forms, and Primary Derivatives of the Sanskrit Language, Leipzig: Breitkopf and Härtel, page 096
• Mayrhofer, Manfred (1996) Etymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan]‎ (in German), volume 2, Heidelberg: Carl Winter Universitätsverlag, pages 112-3

From Proto-Indo-European *peh₃- (“to drink”).

Cognate with Ancient Greek πόσις (pósis) whence symposium (“drinking together”); Latin pōtō whence English potion and poison; Proto-Slavic *pivo (“beer”). Also compare the noun पात्र (pātra, “drinking vessel, goblet”).

पा • (pā)

1. to drink, quaff, suck, sip, swallow
2. (figuratively) to imbibe, draw in, appropriate, enjoy, feast upon (with the eyes, ears, etc.)
3. to drink up, exhaust, absorb
4. to drink intoxicating liquors

पा • (pā) stem

1. drinking, quaffing, etc.

• Monier Williams (1899) “पा”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, page 0612/3.
• Arthur Anthony Macdonell (1893) “पा”, in A practical Sanskrit dictionary with transliteration, accentuation, and etymological analysis throughout, London: Oxford University Press
• William Dwight Whitney, 1885, The Roots, Verb-forms, and Primary Derivatives of the Sanskrit Language, Leipzig: Breitkopf and Härtel, page 095
• Otto Böhtlingk, Richard Schmidt (1879-1928) “पा”, in Walter Slaje, Jürgen Hanneder, Paul Molitor, Jörg Ritter, editors, Nachtragswörterbuch des Sanskrit [Dictionary of Sanskrit with supplements] (in German), Halle-Wittenberg: Martin-Luther-Universität, published 2016
• Mayrhofer, Manfred (1996) Etymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan]‎ (in German), volume 2, Heidelberg: Carl Winter Universitätsverlag, pages 113-114

• Mallory, J. P. with Adams, D. Q. (2006) The Oxford Introduction to Proto-Indo-European and the Proto-Indo-European World (Oxford Linguistics), New York: Oxford University Press, →ISBN, page 255
• Rix, Helmut, editor (2001), Lexikon der indogermanischen Verben [Lexicon of Indo-European Verbs] (in German), 2nd edition, Wiesbaden: Dr. Ludwig Reichert Verlag, →ISBN, page 462
• Pokorny, Julius (1959) chapter 0839, in Indogermanisches etymologisches Wörterbuch [Indo-European Etymological Dictionary] (in German), volume 3, Bern, München: Francke Verlag, page 0839

Probably related to Hittite [script needed] (pippa-, “to overturn”), [script needed] (pa-i-mi-, “goes”). Burrow and Whitney's derivations of the root as a semantic specialization of Etymology 2 ("to drink") are less likely.

पा • (pā)

1. to rise against, be hostile

• Monier Williams (1899) “पा”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, page 1330/2.
• William Dwight Whitney, 1885, The Roots, Verb-forms, and Primary Derivatives of the Sanskrit Language, Leipzig: Breitkopf and Härtel, page 096
• Mayrhofer, Manfred (1996) Etymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan]‎ (in German), volume 2, Heidelberg: Carl Winter Universitätsverlag, page 114