Declension table of ?ārkāyaṇa

Masculine	Singular	Dual	Plural
Nominative	ārkāyaṇaḥ	ārkāyaṇau	ārkāyaṇāḥ
Vocative	ārkāyaṇa	ārkāyaṇau	ārkāyaṇāḥ
Accusative	ārkāyaṇam	ārkāyaṇau	ārkāyaṇān
Instrumental	ārkāyaṇena	ārkāyaṇābhyām	ārkāyaṇaiḥ ārkāyaṇebhiḥ
Dative	ārkāyaṇāya	ārkāyaṇābhyām	ārkāyaṇebhyaḥ
Ablative	ārkāyaṇāt	ārkāyaṇābhyām	ārkāyaṇebhyaḥ
Genitive	ārkāyaṇasya	ārkāyaṇayoḥ	ārkāyaṇānām
Locative	ārkāyaṇe	ārkāyaṇayoḥ	ārkāyaṇeṣu

Compound ārkāyaṇa -

Adverb -ārkāyaṇam -ārkāyaṇāt