Declension table of ?vṛkṣadhūpa

Masculine	Singular	Dual	Plural
Nominative	vṛkṣadhūpaḥ	vṛkṣadhūpau	vṛkṣadhūpāḥ
Vocative	vṛkṣadhūpa	vṛkṣadhūpau	vṛkṣadhūpāḥ
Accusative	vṛkṣadhūpam	vṛkṣadhūpau	vṛkṣadhūpān
Instrumental	vṛkṣadhūpena	vṛkṣadhūpābhyām	vṛkṣadhūpaiḥ vṛkṣadhūpebhiḥ
Dative	vṛkṣadhūpāya	vṛkṣadhūpābhyām	vṛkṣadhūpebhyaḥ
Ablative	vṛkṣadhūpāt	vṛkṣadhūpābhyām	vṛkṣadhūpebhyaḥ
Genitive	vṛkṣadhūpasya	vṛkṣadhūpayoḥ	vṛkṣadhūpānām
Locative	vṛkṣadhūpe	vṛkṣadhūpayoḥ	vṛkṣadhūpeṣu

Compound vṛkṣadhūpa -

Adverb -vṛkṣadhūpam -vṛkṣadhūpāt