यतस्

From य (ya, pronominal base of यद् (yad, relative pronoun)) +‎ -तस् (-tas).

• (Vedic) IPA^(key): /jɐ́.tɐs/
• (Classical Sanskrit) IPA^(key): /jɐ.t̪ɐs̪/

यतस् • (yátas) (relative)

1. ablative singular of यद् (yad): from which or what or whom, whence, whereof, wherefrom
2. wherefore, for which reason, because of which
   • c. 400 BCE, Mahābhārata 8.39.31:

     नैव नाम तव प्रीतिर् नैव नाम कृतज्ञता ।
     यतस् त्वं पुरुषव्याघ्र माम् एवाद्य जिघांससि ॥

     naiva nāma tava prītir naiva nāma kṛtajñatā.
     yatas tvaṃ puruṣavyāghra mām evādya jighāṃsasi.

     You certainly do not have any kindness or gratefulness,
     because of which you, O tiger among men, wish to kill me today.

3. because, since, as
   • c. 500 BCE – 100 BCE, Rāmāyaṇa 5.32.10.2:

     सुखं हि मे नास्ति यतो ऽस्मि हीना तेनेन्दुपूर्णप्रतिमाननेन ॥

     sukhaṃ hi me nāsti yato ʼsmi hīnā tenendupūrṇapratimānanena.

     I am deprived of happiness as I am without him, the moon-faced one.

4. from which time, ever since, as soon as

• ततस् (tatas)
• कुतस् (kutas)
• अतस् (atas), इतस् (itas)

• Monier Williams (1899) “यतस्”, in A Sanskrit–English Dictionary, […], new edition, Oxford: At the Clarendon Press, →OCLC, page 841.
• Hellwig, Oliver (2010–2025) “yatas”, in DCS - The Digital Corpus of Sanskrit, Berlin, Germany.
• Apte, Vaman Shivram (1890) “यतस्”, in The practical Sanskrit-English dictionary, Poona: Prasad Prakashan, page 1300