Declension table of ?guṇḍayitavya

Masculine	Singular	Dual	Plural
Nominative	guṇḍayitavyaḥ	guṇḍayitavyau	guṇḍayitavyāḥ
Vocative	guṇḍayitavya	guṇḍayitavyau	guṇḍayitavyāḥ
Accusative	guṇḍayitavyam	guṇḍayitavyau	guṇḍayitavyān
Instrumental	guṇḍayitavyena	guṇḍayitavyābhyām	guṇḍayitavyaiḥ guṇḍayitavyebhiḥ
Dative	guṇḍayitavyāya	guṇḍayitavyābhyām	guṇḍayitavyebhyaḥ
Ablative	guṇḍayitavyāt	guṇḍayitavyābhyām	guṇḍayitavyebhyaḥ
Genitive	guṇḍayitavyasya	guṇḍayitavyayoḥ	guṇḍayitavyānām
Locative	guṇḍayitavye	guṇḍayitavyayoḥ	guṇḍayitavyeṣu

Compound guṇḍayitavya -

Adverb -guṇḍayitavyam -guṇḍayitavyāt