Declension table of ?haryavana

Masculine	Singular	Dual	Plural
Nominative	haryavanaḥ	haryavanau	haryavanāḥ
Vocative	haryavana	haryavanau	haryavanāḥ
Accusative	haryavanam	haryavanau	haryavanān
Instrumental	haryavanena	haryavanābhyām	haryavanaiḥ haryavanebhiḥ
Dative	haryavanāya	haryavanābhyām	haryavanebhyaḥ
Ablative	haryavanāt	haryavanābhyām	haryavanebhyaḥ
Genitive	haryavanasya	haryavanayoḥ	haryavanānām
Locative	haryavane	haryavanayoḥ	haryavaneṣu

Compound haryavana -

Adverb -haryavanam -haryavanāt