Declension table of ?vajrakaṇṭaka

Masculine	Singular	Dual	Plural
Nominative	vajrakaṇṭakaḥ	vajrakaṇṭakau	vajrakaṇṭakāḥ
Vocative	vajrakaṇṭaka	vajrakaṇṭakau	vajrakaṇṭakāḥ
Accusative	vajrakaṇṭakam	vajrakaṇṭakau	vajrakaṇṭakān
Instrumental	vajrakaṇṭakena	vajrakaṇṭakābhyām	vajrakaṇṭakaiḥ vajrakaṇṭakebhiḥ
Dative	vajrakaṇṭakāya	vajrakaṇṭakābhyām	vajrakaṇṭakebhyaḥ
Ablative	vajrakaṇṭakāt	vajrakaṇṭakābhyām	vajrakaṇṭakebhyaḥ
Genitive	vajrakaṇṭakasya	vajrakaṇṭakayoḥ	vajrakaṇṭakānām
Locative	vajrakaṇṭake	vajrakaṇṭakayoḥ	vajrakaṇṭakeṣu

Compound vajrakaṇṭaka -

Adverb -vajrakaṇṭakam -vajrakaṇṭakāt