Declension table of ?yuyuṅgvas

Masculine	Singular	Dual	Plural
Nominative	yuyuṅgvān	yuyuṅgvāṃsau	yuyuṅgvāṃsaḥ
Vocative	yuyuṅgvan	yuyuṅgvāṃsau	yuyuṅgvāṃsaḥ
Accusative	yuyuṅgvāṃsam	yuyuṅgvāṃsau	yuyuṅguṣaḥ
Instrumental	yuyuṅguṣā	yuyuṅgvadbhyām	yuyuṅgvadbhiḥ
Dative	yuyuṅguṣe	yuyuṅgvadbhyām	yuyuṅgvadbhyaḥ
Ablative	yuyuṅguṣaḥ	yuyuṅgvadbhyām	yuyuṅgvadbhyaḥ
Genitive	yuyuṅguṣaḥ	yuyuṅguṣoḥ	yuyuṅguṣām
Locative	yuyuṅguṣi	yuyuṅguṣoḥ	yuyuṅgvatsu

Compound yuyuṅgvat -

Adverb -yuyuṅgvas