Declension table of ?kāṣṭhagarbha

Masculine	Singular	Dual	Plural
Nominative	kāṣṭhagarbhaḥ	kāṣṭhagarbhau	kāṣṭhagarbhāḥ
Vocative	kāṣṭhagarbha	kāṣṭhagarbhau	kāṣṭhagarbhāḥ
Accusative	kāṣṭhagarbham	kāṣṭhagarbhau	kāṣṭhagarbhān
Instrumental	kāṣṭhagarbheṇa	kāṣṭhagarbhābhyām	kāṣṭhagarbhaiḥ kāṣṭhagarbhebhiḥ
Dative	kāṣṭhagarbhāya	kāṣṭhagarbhābhyām	kāṣṭhagarbhebhyaḥ
Ablative	kāṣṭhagarbhāt	kāṣṭhagarbhābhyām	kāṣṭhagarbhebhyaḥ
Genitive	kāṣṭhagarbhasya	kāṣṭhagarbhayoḥ	kāṣṭhagarbhāṇām
Locative	kāṣṭhagarbhe	kāṣṭhagarbhayoḥ	kāṣṭhagarbheṣu

Compound kāṣṭhagarbha -

Adverb -kāṣṭhagarbham -kāṣṭhagarbhāt