नस्

From Proto-Indo-Iranian *nas (“us”), from Proto-Indo-European *nos (“us”). Cognate with Avestan 𐬥𐬇 (nə̄), Latin nos.

• नो (no), न (na)

• (Vedic) IPA^(key): /nɐs/
• (Classical) IPA^(key): /n̪ɐs̪/

नस् • (nas)

1. (enclitic) accusative plural of अहम् (ahám)

   Synonym: अस्मान् (asmā́n)

2. (enclitic) dative plural of अहम् (ahám)

   Synonym: अस्मभ्यम् (asmábhyam)

3. (enclitic) genitive plural of अहम् (ahám)

   Synonym: अस्माकम् (asmā́kam)

In Vedic Sanskrit, the term is optionally rendered as णस् (ṇas) when it occurs after /r/ or /ṣ/.

From Proto-Indo-Iranian *nHás, from Proto-Indo-European *nh₂és (“nose”). Cognate with Old Persian 𐎴𐎠𐏃𐎶 (n-a-h-m /⁠nāham⁠/), Latin nāsus (“nose”), Lithuanian nósis (“nose”), Prasuni nes, Tregami nās, Old English nosu (whence English nose).

• (Vedic) IPA^(key): /nɐ́s/
• (Classical) IPA^(key): /n̪ɐs̪/

नस् • (nás) stem, f

1. the nose, snout
   • c. 1700 BCE – 1200 BCE, Ṛgveda
   • c. 1200 BCE – 1000 BCE, Atharvaveda 2.27.2:

     सुपर्णस्त्वान्वविन्दत्सूकरस्त्वाखनन् नसा ।
     प्राशं प्रतिप्राशो जह्यरसान् कृण्वोषधे ॥

     suparṇastvānvavindatsūkarastvākhanan nasā.
     prāśaṃ pratiprāśo jahyarasān kṛṇvoṣadhe.

     The strong-winged bird discovered thee, the boar unearthed thee with his snout.
     Refute mine adversary's speech. Render them dull and flat, O Plant.

   • c. 700 CE – 900 CE, Bhāgavata Purāṇa

• नासा (nā́sā)

From Proto-Indo-Aryan *nás-, from Proto-Indo-Iranian *nás- (“to approach, join”), from Proto-Indo-European *nes- (“to return home”); compare Ancient Greek νόστος (nóstos, “journey”), whence partially English nostalgia.

नस् • (nas)

1. to approach, resort to, join, copulate (esp. as husband and wife), unite
2. to be crooked or fraudulent

• Monier Williams (1899) “नस्”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, page 532/2.
• William Dwight Whitney, 1885, The Roots, Verb-forms, and Primary Derivatives of the Sanskrit Language, Leipzig: Breitkopf and Härtel, page 89
• Mayrhofer, Manfred (1996) Etymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan]‎ (in German), volume 2, Heidelberg: Carl Winter Universitätsverlag, pages 30-1