Declension table of ?akharvan

Neuter	Singular	Dual	Plural
Nominative	akharva	akharvṇī akharvaṇī	akharvāṇi
Vocative	akharvan akharva	akharvṇī akharvaṇī	akharvāṇi
Accusative	akharva	akharvṇī akharvaṇī	akharvāṇi
Instrumental	akharvaṇā	akharvabhyām	akharvabhiḥ
Dative	akharvaṇe	akharvabhyām	akharvabhyaḥ
Ablative	akharvaṇaḥ	akharvabhyām	akharvabhyaḥ
Genitive	akharvaṇaḥ	akharvaṇoḥ	akharvaṇām
Locative	akharvaṇi	akharvaṇoḥ	akharvasu

Compound akharva -

Adverb -akharva -akharvam