Declension table of ?haṃsayāna

Neuter	Singular	Dual	Plural
Nominative	haṃsayānam	haṃsayāne	haṃsayānāni
Vocative	haṃsayāna	haṃsayāne	haṃsayānāni
Accusative	haṃsayānam	haṃsayāne	haṃsayānāni
Instrumental	haṃsayānena	haṃsayānābhyām	haṃsayānaiḥ
Dative	haṃsayānāya	haṃsayānābhyām	haṃsayānebhyaḥ
Ablative	haṃsayānāt	haṃsayānābhyām	haṃsayānebhyaḥ
Genitive	haṃsayānasya	haṃsayānayoḥ	haṃsayānānām
Locative	haṃsayāne	haṃsayānayoḥ	haṃsayāneṣu

Compound haṃsayāna -

Adverb -haṃsayānam -haṃsayānāt