Declension table of vṛkṣaka

Masculine	Singular	Dual	Plural
Nominative	vṛkṣakaḥ	vṛkṣakau	vṛkṣakāḥ
Vocative	vṛkṣaka	vṛkṣakau	vṛkṣakāḥ
Accusative	vṛkṣakam	vṛkṣakau	vṛkṣakān
Instrumental	vṛkṣakeṇa	vṛkṣakābhyām	vṛkṣakaiḥ vṛkṣakebhiḥ
Dative	vṛkṣakāya	vṛkṣakābhyām	vṛkṣakebhyaḥ
Ablative	vṛkṣakāt	vṛkṣakābhyām	vṛkṣakebhyaḥ
Genitive	vṛkṣakasya	vṛkṣakayoḥ	vṛkṣakāṇām
Locative	vṛkṣake	vṛkṣakayoḥ	vṛkṣakeṣu

Compound vṛkṣaka -

Adverb -vṛkṣakam -vṛkṣakāt