Declension table of ?havamāna

Neuter	Singular	Dual	Plural
Nominative	havamānam	havamāne	havamānāni
Vocative	havamāna	havamāne	havamānāni
Accusative	havamānam	havamāne	havamānāni
Instrumental	havamānena	havamānābhyām	havamānaiḥ
Dative	havamānāya	havamānābhyām	havamānebhyaḥ
Ablative	havamānāt	havamānābhyām	havamānebhyaḥ
Genitive	havamānasya	havamānayoḥ	havamānānām
Locative	havamāne	havamānayoḥ	havamāneṣu

Compound havamāna -

Adverb -havamānam -havamānāt