Declension table of ?tasanīya

Neuter	Singular	Dual	Plural
Nominative	tasanīyam	tasanīye	tasanīyāni
Vocative	tasanīya	tasanīye	tasanīyāni
Accusative	tasanīyam	tasanīye	tasanīyāni
Instrumental	tasanīyena	tasanīyābhyām	tasanīyaiḥ
Dative	tasanīyāya	tasanīyābhyām	tasanīyebhyaḥ
Ablative	tasanīyāt	tasanīyābhyām	tasanīyebhyaḥ
Genitive	tasanīyasya	tasanīyayoḥ	tasanīyānām
Locative	tasanīye	tasanīyayoḥ	tasanīyeṣu

Compound tasanīya -

Adverb -tasanīyam -tasanīyāt