Declension table of tarka

Neuter	Singular	Dual	Plural
Nominative	tarkam	tarke	tarkāṇi
Vocative	tarka	tarke	tarkāṇi
Accusative	tarkam	tarke	tarkāṇi
Instrumental	tarkeṇa	tarkābhyām	tarkaiḥ
Dative	tarkāya	tarkābhyām	tarkebhyaḥ
Ablative	tarkāt	tarkābhyām	tarkebhyaḥ
Genitive	tarkasya	tarkayoḥ	tarkāṇām
Locative	tarke	tarkayoḥ	tarkeṣu

Compound tarka -

Adverb -tarkam -tarkāt