Declension table of ?paritavya

Neuter	Singular	Dual	Plural
Nominative	paritavyam	paritavye	paritavyāni
Vocative	paritavya	paritavye	paritavyāni
Accusative	paritavyam	paritavye	paritavyāni
Instrumental	paritavyena	paritavyābhyām	paritavyaiḥ
Dative	paritavyāya	paritavyābhyām	paritavyebhyaḥ
Ablative	paritavyāt	paritavyābhyām	paritavyebhyaḥ
Genitive	paritavyasya	paritavyayoḥ	paritavyānām
Locative	paritavye	paritavyayoḥ	paritavyeṣu

Compound paritavya -

Adverb -paritavyam -paritavyāt