Declension table of ?vajrābhyāsa

Masculine	Singular	Dual	Plural
Nominative	vajrābhyāsaḥ	vajrābhyāsau	vajrābhyāsāḥ
Vocative	vajrābhyāsa	vajrābhyāsau	vajrābhyāsāḥ
Accusative	vajrābhyāsam	vajrābhyāsau	vajrābhyāsān
Instrumental	vajrābhyāsena	vajrābhyāsābhyām	vajrābhyāsaiḥ vajrābhyāsebhiḥ
Dative	vajrābhyāsāya	vajrābhyāsābhyām	vajrābhyāsebhyaḥ
Ablative	vajrābhyāsāt	vajrābhyāsābhyām	vajrābhyāsebhyaḥ
Genitive	vajrābhyāsasya	vajrābhyāsayoḥ	vajrābhyāsānām
Locative	vajrābhyāse	vajrābhyāsayoḥ	vajrābhyāseṣu

Compound vajrābhyāsa -

Adverb -vajrābhyāsam -vajrābhyāsāt