Declension table of ?śiśayiṣitavya

Neuter	Singular	Dual	Plural
Nominative	śiśayiṣitavyam	śiśayiṣitavye	śiśayiṣitavyāni
Vocative	śiśayiṣitavya	śiśayiṣitavye	śiśayiṣitavyāni
Accusative	śiśayiṣitavyam	śiśayiṣitavye	śiśayiṣitavyāni
Instrumental	śiśayiṣitavyena	śiśayiṣitavyābhyām	śiśayiṣitavyaiḥ
Dative	śiśayiṣitavyāya	śiśayiṣitavyābhyām	śiśayiṣitavyebhyaḥ
Ablative	śiśayiṣitavyāt	śiśayiṣitavyābhyām	śiśayiṣitavyebhyaḥ
Genitive	śiśayiṣitavyasya	śiśayiṣitavyayoḥ	śiśayiṣitavyānām
Locative	śiśayiṣitavye	śiśayiṣitavyayoḥ	śiśayiṣitavyeṣu

Compound śiśayiṣitavya -

Adverb -śiśayiṣitavyam -śiśayiṣitavyāt