Declension table of ?upahartavya

Neuter	Singular	Dual	Plural
Nominative	upahartavyam	upahartavye	upahartavyāni
Vocative	upahartavya	upahartavye	upahartavyāni
Accusative	upahartavyam	upahartavye	upahartavyāni
Instrumental	upahartavyena	upahartavyābhyām	upahartavyaiḥ
Dative	upahartavyāya	upahartavyābhyām	upahartavyebhyaḥ
Ablative	upahartavyāt	upahartavyābhyām	upahartavyebhyaḥ
Genitive	upahartavyasya	upahartavyayoḥ	upahartavyānām
Locative	upahartavye	upahartavyayoḥ	upahartavyeṣu

Compound upahartavya -

Adverb -upahartavyam -upahartavyāt