Declension table of ?jyāyasvat

Masculine	Singular	Dual	Plural
Nominative	jyāyasvān	jyāyasvantau	jyāyasvantaḥ
Vocative	jyāyasvan	jyāyasvantau	jyāyasvantaḥ
Accusative	jyāyasvantam	jyāyasvantau	jyāyasvataḥ
Instrumental	jyāyasvatā	jyāyasvadbhyām	jyāyasvadbhiḥ
Dative	jyāyasvate	jyāyasvadbhyām	jyāyasvadbhyaḥ
Ablative	jyāyasvataḥ	jyāyasvadbhyām	jyāyasvadbhyaḥ
Genitive	jyāyasvataḥ	jyāyasvatoḥ	jyāyasvatām
Locative	jyāyasvati	jyāyasvatoḥ	jyāyasvatsu

Compound jyāyasvat -

Adverb -jyāyasvantam