Declension table of ?bhasana

Masculine	Singular	Dual	Plural
Nominative	bhasanaḥ	bhasanau	bhasanāḥ
Vocative	bhasana	bhasanau	bhasanāḥ
Accusative	bhasanam	bhasanau	bhasanān
Instrumental	bhasanena	bhasanābhyām	bhasanaiḥ bhasanebhiḥ
Dative	bhasanāya	bhasanābhyām	bhasanebhyaḥ
Ablative	bhasanāt	bhasanābhyām	bhasanebhyaḥ
Genitive	bhasanasya	bhasanayoḥ	bhasanānām
Locative	bhasane	bhasanayoḥ	bhasaneṣu

Compound bhasana -

Adverb -bhasanam -bhasanāt