Declension table of ?vasiṣṭhaka

Masculine	Singular	Dual	Plural
Nominative	vasiṣṭhakaḥ	vasiṣṭhakau	vasiṣṭhakāḥ
Vocative	vasiṣṭhaka	vasiṣṭhakau	vasiṣṭhakāḥ
Accusative	vasiṣṭhakam	vasiṣṭhakau	vasiṣṭhakān
Instrumental	vasiṣṭhakena	vasiṣṭhakābhyām	vasiṣṭhakaiḥ vasiṣṭhakebhiḥ
Dative	vasiṣṭhakāya	vasiṣṭhakābhyām	vasiṣṭhakebhyaḥ
Ablative	vasiṣṭhakāt	vasiṣṭhakābhyām	vasiṣṭhakebhyaḥ
Genitive	vasiṣṭhakasya	vasiṣṭhakayoḥ	vasiṣṭhakānām
Locative	vasiṣṭhake	vasiṣṭhakayoḥ	vasiṣṭhakeṣu

Compound vasiṣṭhaka -

Adverb -vasiṣṭhakam -vasiṣṭhakāt