द्रु

See also: दूर and देर

Sanskrit

From Proto-Indo-European *drew-, oblique case stem of *dóru, whence also regularly Sanskrit दारु (dā́ru). Compare Ancient Greek δρῦς (drûs) and Old Church Slavonic дръва (drŭva).

द्रु • (drú) stem, m or n

Masculine u-stem declension of द्रु (drú)
	Singular	Dual	Plural
Nominative	द्रुः drúḥ	द्रू drū́	द्रवः drávaḥ
Vocative	द्रो dró	द्रू drū́	द्रवः drávaḥ
Accusative	द्रुम् drúm	द्रू drū́	द्रून् drū́n
Instrumental	द्रुणा / द्र्वा¹ drúṇā / drvā́¹	द्रुभ्याम् drúbhyām	द्रुभिः drúbhiḥ
Dative	द्रवे dráve	द्रुभ्याम् drúbhyām	द्रुभ्यः drúbhyaḥ
Ablative	द्रोः dróḥ	द्रुभ्याम् drúbhyām	द्रुभ्यः drúbhyaḥ
Genitive	द्रोः dróḥ	द्र्वोः drvóḥ	द्रूणाम् drūṇā́m
Locative	द्रौ draú	द्र्वोः drvóḥ	द्रुषु drúṣu
Notes	¹Vedic

Neuter u-stem declension of द्रु (drú)
	Singular	Dual	Plural
Nominative	द्रु drú	द्रुणी drúṇī	द्रूणि / द्रु¹ / द्रू¹ drū́ṇi / drú¹ / drū́¹
Vocative	द्रु / द्रो drú / dró	द्रुणी drúṇī	द्रूणि / द्रु¹ / द्रू¹ drū́ṇi / drú¹ / drū́¹
Accusative	द्रु drú	द्रुणी drúṇī	द्रूणि / द्रु¹ / द्रू¹ drū́ṇi / drú¹ / drū́¹
Instrumental	द्रुणा / द्र्वा¹ drúṇā / drvā́¹	द्रुभ्याम् drúbhyām	द्रुभिः drúbhiḥ
Dative	द्रुणे / द्रवे¹ drúṇe / dráve¹	द्रुभ्याम् drúbhyām	द्रुभ्यः drúbhyaḥ
Ablative	द्रुणः / द्रोः¹ drúṇaḥ / dróḥ¹	द्रुभ्याम् drúbhyām	द्रुभ्यः drúbhyaḥ
Genitive	द्रुणः / द्रोः¹ drúṇaḥ / dróḥ¹	द्रुणोः drúṇoḥ	द्रूणाम् drūṇā́m
Locative	द्रुणि / द्रौ¹ drúṇi / draú¹	द्रुणोः drúṇoḥ	द्रुषु drúṣu
Notes	¹Vedic

Monier Williams (1899) “द्रु”, in A Sanskrit–English Dictionary, , new edition, Oxford: At the Clarendon Press, →OCLC, page 0502/1.
Mayrhofer, Manfred (1992) Etymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan]‎ (in German), volume 1, Heidelberg: Carl Winter Universitätsverlag, page 721; 759

From Proto-Indo-European *drew- (“to run”). Cognate with Avestan 𐬛𐬭𐬀𐬎𐬎 (drauu, “to run”), and, outside of Indo-Iranian, Latin Dravus (“the Drava river in southern Central Europe”).

द्रु • (dru)

Monier Williams (1899) “द्रु”, in A Sanskrit–English Dictionary, , new edition, Oxford: At the Clarendon Press, →OCLC, page 0502/1.
William Dwight Whitney, 1885, The Roots, Verb-forms, and Primary Derivatives of the Sanskrit Language, Leipzig: Breitkopf and Härtel, page 80
Mayrhofer, Manfred (1992) Etymologisches Wörterbuch des Altindoarischen [Etymological Dictionary of Old Indo-Aryan]‎ (in German), volume 1, Heidelberg: Carl Winter Universitätsverlag, pages 755-6; 759
Mayrhofer, Manfred (1963) Kurzgefasstes Etymologisches Wörterbuch des Altindischen [A Concise Etymological Sanskrit Dictionary] (in German), volume 2, Heidelberg: Carl Winter Universitätsverlag, page 73
Cheung, Johnny (2007) Etymological Dictionary of the Iranian Verb (Leiden Indo-European Etymological Dictionary Series; 2), Leiden, Boston: Brill, →ISBN, pages 77-8