Declension table of ?ṣṭhevitavya

Masculine	Singular	Dual	Plural
Nominative	ṣṭhevitavyaḥ	ṣṭhevitavyau	ṣṭhevitavyāḥ
Vocative	ṣṭhevitavya	ṣṭhevitavyau	ṣṭhevitavyāḥ
Accusative	ṣṭhevitavyam	ṣṭhevitavyau	ṣṭhevitavyān
Instrumental	ṣṭhevitavyena	ṣṭhevitavyābhyām	ṣṭhevitavyaiḥ
Dative	ṣṭhevitavyāya	ṣṭhevitavyābhyām	ṣṭhevitavyebhyaḥ
Ablative	ṣṭhevitavyāt	ṣṭhevitavyābhyām	ṣṭhevitavyebhyaḥ
Genitive	ṣṭhevitavyasya	ṣṭhevitavyayoḥ	ṣṭhevitavyānām
Locative	ṣṭhevitavye	ṣṭhevitavyayoḥ	ṣṭhevitavyeṣu

Compound ṣṭhevitavya -

Adverb -ṣṭhevitavyam -ṣṭhevitavyāt