Declension table of parihartavya

Neuter	Singular	Dual	Plural
Nominative	parihartavyam	parihartavye	parihartavyāni
Vocative	parihartavya	parihartavye	parihartavyāni
Accusative	parihartavyam	parihartavye	parihartavyāni
Instrumental	parihartavyena	parihartavyābhyām	parihartavyaiḥ
Dative	parihartavyāya	parihartavyābhyām	parihartavyebhyaḥ
Ablative	parihartavyāt	parihartavyābhyām	parihartavyebhyaḥ
Genitive	parihartavyasya	parihartavyayoḥ	parihartavyānām
Locative	parihartavye	parihartavyayoḥ	parihartavyeṣu

Compound parihartavya -

Adverb -parihartavyam -parihartavyāt