Declension table of kāṣṭhādhyāpaka

Masculine	Singular	Dual	Plural
Nominative	kāṣṭhādhyāpakaḥ	kāṣṭhādhyāpakau	kāṣṭhādhyāpakāḥ
Vocative	kāṣṭhādhyāpaka	kāṣṭhādhyāpakau	kāṣṭhādhyāpakāḥ
Accusative	kāṣṭhādhyāpakam	kāṣṭhādhyāpakau	kāṣṭhādhyāpakān
Instrumental	kāṣṭhādhyāpakena	kāṣṭhādhyāpakābhyām	kāṣṭhādhyāpakaiḥ kāṣṭhādhyāpakebhiḥ
Dative	kāṣṭhādhyāpakāya	kāṣṭhādhyāpakābhyām	kāṣṭhādhyāpakebhyaḥ
Ablative	kāṣṭhādhyāpakāt	kāṣṭhādhyāpakābhyām	kāṣṭhādhyāpakebhyaḥ
Genitive	kāṣṭhādhyāpakasya	kāṣṭhādhyāpakayoḥ	kāṣṭhādhyāpakānām
Locative	kāṣṭhādhyāpake	kāṣṭhādhyāpakayoḥ	kāṣṭhādhyāpakeṣu

Compound kāṣṭhādhyāpaka -

Adverb -kāṣṭhādhyāpakam -kāṣṭhādhyāpakāt