Declension table of ?gandharvaveda

Masculine	Singular	Dual	Plural
Nominative	gandharvavedaḥ	gandharvavedau	gandharvavedāḥ
Vocative	gandharvaveda	gandharvavedau	gandharvavedāḥ
Accusative	gandharvavedam	gandharvavedau	gandharvavedān
Instrumental	gandharvavedena	gandharvavedābhyām	gandharvavedaiḥ gandharvavedebhiḥ
Dative	gandharvavedāya	gandharvavedābhyām	gandharvavedebhyaḥ
Ablative	gandharvavedāt	gandharvavedābhyām	gandharvavedebhyaḥ
Genitive	gandharvavedasya	gandharvavedayoḥ	gandharvavedānām
Locative	gandharvavede	gandharvavedayoḥ	gandharvavedeṣu

Compound gandharvaveda -

Adverb -gandharvavedam -gandharvavedāt