Declension table of ?mānavya

Neuter	Singular	Dual	Plural
Nominative	mānavyam	mānavye	mānavyāni
Vocative	mānavya	mānavye	mānavyāni
Accusative	mānavyam	mānavye	mānavyāni
Instrumental	mānavyena	mānavyābhyām	mānavyaiḥ
Dative	mānavyāya	mānavyābhyām	mānavyebhyaḥ
Ablative	mānavyāt	mānavyābhyām	mānavyebhyaḥ
Genitive	mānavyasya	mānavyayoḥ	mānavyānām
Locative	mānavye	mānavyayoḥ	mānavyeṣu

Compound mānavya -

Adverb -mānavyam -mānavyāt