Declension table of ?uttamīya

Neuter	Singular	Dual	Plural
Nominative	uttamīyam	uttamīye	uttamīyāni
Vocative	uttamīya	uttamīye	uttamīyāni
Accusative	uttamīyam	uttamīye	uttamīyāni
Instrumental	uttamīyena	uttamīyābhyām	uttamīyaiḥ
Dative	uttamīyāya	uttamīyābhyām	uttamīyebhyaḥ
Ablative	uttamīyāt	uttamīyābhyām	uttamīyebhyaḥ
Genitive	uttamīyasya	uttamīyayoḥ	uttamīyānām
Locative	uttamīye	uttamīyayoḥ	uttamīyeṣu

Compound uttamīya -

Adverb -uttamīyam -uttamīyāt