Declension table of ?puṇyakarman

Masculine	Singular	Dual	Plural
Nominative	puṇyakarmā	puṇyakarmāṇau	puṇyakarmāṇaḥ
Vocative	puṇyakarman	puṇyakarmāṇau	puṇyakarmāṇaḥ
Accusative	puṇyakarmāṇam	puṇyakarmāṇau	puṇyakarmaṇaḥ
Instrumental	puṇyakarmaṇā	puṇyakarmabhyām	puṇyakarmabhiḥ
Dative	puṇyakarmaṇe	puṇyakarmabhyām	puṇyakarmabhyaḥ
Ablative	puṇyakarmaṇaḥ	puṇyakarmabhyām	puṇyakarmabhyaḥ
Genitive	puṇyakarmaṇaḥ	puṇyakarmaṇoḥ	puṇyakarmaṇām
Locative	puṇyakarmaṇi	puṇyakarmaṇoḥ	puṇyakarmasu

Compound puṇyakarma -

Adverb -puṇyakarmam