Declension table of kṛtnu

Feminine	Singular	Dual	Plural
Nominative	kṛtnuḥ	kṛtnū	kṛtnavaḥ
Vocative	kṛtno	kṛtnū	kṛtnavaḥ
Accusative	kṛtnum	kṛtnū	kṛtnūḥ
Instrumental	kṛtnvā	kṛtnubhyām	kṛtnubhiḥ
Dative	kṛtnvai kṛtnave	kṛtnubhyām	kṛtnubhyaḥ
Ablative	kṛtnvāḥ kṛtnoḥ	kṛtnubhyām	kṛtnubhyaḥ
Genitive	kṛtnvāḥ kṛtnoḥ	kṛtnvoḥ	kṛtnūnām
Locative	kṛtnvām kṛtnau	kṛtnvoḥ	kṛtnuṣu

Compound kṛtnu -

Adverb -kṛtnu