Declension table of ?upasūryaka

Neuter	Singular	Dual	Plural
Nominative	upasūryakam	upasūryake	upasūryakāṇi
Vocative	upasūryaka	upasūryake	upasūryakāṇi
Accusative	upasūryakam	upasūryake	upasūryakāṇi
Instrumental	upasūryakeṇa	upasūryakābhyām	upasūryakaiḥ
Dative	upasūryakāya	upasūryakābhyām	upasūryakebhyaḥ
Ablative	upasūryakāt	upasūryakābhyām	upasūryakebhyaḥ
Genitive	upasūryakasya	upasūryakayoḥ	upasūryakāṇām
Locative	upasūryake	upasūryakayoḥ	upasūryakeṣu

Compound upasūryaka -

Adverb -upasūryakam -upasūryakāt