Declension table of ?balavayasana

Neuter	Singular	Dual	Plural
Nominative	balavayasanam	balavayasane	balavayasanāni
Vocative	balavayasana	balavayasane	balavayasanāni
Accusative	balavayasanam	balavayasane	balavayasanāni
Instrumental	balavayasanena	balavayasanābhyām	balavayasanaiḥ
Dative	balavayasanāya	balavayasanābhyām	balavayasanebhyaḥ
Ablative	balavayasanāt	balavayasanābhyām	balavayasanebhyaḥ
Genitive	balavayasanasya	balavayasanayoḥ	balavayasanānām
Locative	balavayasane	balavayasanayoḥ	balavayasaneṣu

Compound balavayasana -

Adverb -balavayasanam -balavayasanāt