Declension table of ?hayyamāna

Masculine	Singular	Dual	Plural
Nominative	hayyamānaḥ	hayyamānau	hayyamānāḥ
Vocative	hayyamāna	hayyamānau	hayyamānāḥ
Accusative	hayyamānam	hayyamānau	hayyamānān
Instrumental	hayyamānena	hayyamānābhyām	hayyamānaiḥ hayyamānebhiḥ
Dative	hayyamānāya	hayyamānābhyām	hayyamānebhyaḥ
Ablative	hayyamānāt	hayyamānābhyām	hayyamānebhyaḥ
Genitive	hayyamānasya	hayyamānayoḥ	hayyamānānām
Locative	hayyamāne	hayyamānayoḥ	hayyamāneṣu

Compound hayyamāna -

Adverb -hayyamānam -hayyamānāt