Declension table of ?śayyāsana

Neuter	Singular	Dual	Plural
Nominative	śayyāsanam	śayyāsane	śayyāsanāni
Vocative	śayyāsana	śayyāsane	śayyāsanāni
Accusative	śayyāsanam	śayyāsane	śayyāsanāni
Instrumental	śayyāsanena	śayyāsanābhyām	śayyāsanaiḥ
Dative	śayyāsanāya	śayyāsanābhyām	śayyāsanebhyaḥ
Ablative	śayyāsanāt	śayyāsanābhyām	śayyāsanebhyaḥ
Genitive	śayyāsanasya	śayyāsanayoḥ	śayyāsanānām
Locative	śayyāsane	śayyāsanayoḥ	śayyāsaneṣu

Compound śayyāsana -

Adverb -śayyāsanam -śayyāsanāt