Declension table of ?kartṛga

Masculine	Singular	Dual	Plural
Nominative	kartṛgaḥ	kartṛgau	kartṛgāḥ
Vocative	kartṛga	kartṛgau	kartṛgāḥ
Accusative	kartṛgam	kartṛgau	kartṛgān
Instrumental	kartṛgeṇa	kartṛgābhyām	kartṛgaiḥ kartṛgebhiḥ
Dative	kartṛgāya	kartṛgābhyām	kartṛgebhyaḥ
Ablative	kartṛgāt	kartṛgābhyām	kartṛgebhyaḥ
Genitive	kartṛgasya	kartṛgayoḥ	kartṛgāṇām
Locative	kartṛge	kartṛgayoḥ	kartṛgeṣu

Compound kartṛga -

Adverb -kartṛgam -kartṛgāt