Declension table of tarku

Masculine	Singular	Dual	Plural
Nominative	tarkuḥ	tarkū	tarkavaḥ
Vocative	tarko	tarkū	tarkavaḥ
Accusative	tarkum	tarkū	tarkūn
Instrumental	tarkuṇā	tarkubhyām	tarkubhiḥ
Dative	tarkave	tarkubhyām	tarkubhyaḥ
Ablative	tarkoḥ	tarkubhyām	tarkubhyaḥ
Genitive	tarkoḥ	tarkvoḥ	tarkūṇām
Locative	tarkau	tarkvoḥ	tarkuṣu

Compound tarku -

Adverb -tarku