Declension table of ?mṛtta

Neuter	Singular	Dual	Plural
Nominative	mṛttam	mṛtte	mṛttāni
Vocative	mṛtta	mṛtte	mṛttāni
Accusative	mṛttam	mṛtte	mṛttāni
Instrumental	mṛttena	mṛttābhyām	mṛttaiḥ
Dative	mṛttāya	mṛttābhyām	mṛttebhyaḥ
Ablative	mṛttāt	mṛttābhyām	mṛttebhyaḥ
Genitive	mṛttasya	mṛttayoḥ	mṛttānām
Locative	mṛtte	mṛttayoḥ	mṛtteṣu

Compound mṛtta -

Adverb -mṛttam -mṛttāt