Declension table of ?paṭharvan

Masculine	Singular	Dual	Plural
Nominative	paṭharvā	paṭharvāṇau	paṭharvāṇaḥ
Vocative	paṭharvan	paṭharvāṇau	paṭharvāṇaḥ
Accusative	paṭharvāṇam	paṭharvāṇau	paṭharvaṇaḥ
Instrumental	paṭharvaṇā	paṭharvabhyām	paṭharvabhiḥ
Dative	paṭharvaṇe	paṭharvabhyām	paṭharvabhyaḥ
Ablative	paṭharvaṇaḥ	paṭharvabhyām	paṭharvabhyaḥ
Genitive	paṭharvaṇaḥ	paṭharvaṇoḥ	paṭharvaṇām
Locative	paṭharvaṇi	paṭharvaṇoḥ	paṭharvasu

Compound paṭharva -

Adverb -paṭharvam