Declension table of ?sāyaṃyāvan

Masculine	Singular	Dual	Plural
Nominative	sāyaṃyāvā	sāyaṃyāvānau	sāyaṃyāvānaḥ
Vocative	sāyaṃyāvan	sāyaṃyāvānau	sāyaṃyāvānaḥ
Accusative	sāyaṃyāvānam	sāyaṃyāvānau	sāyaṃyāvnaḥ
Instrumental	sāyaṃyāvnā	sāyaṃyāvabhyām	sāyaṃyāvabhiḥ
Dative	sāyaṃyāvne	sāyaṃyāvabhyām	sāyaṃyāvabhyaḥ
Ablative	sāyaṃyāvnaḥ	sāyaṃyāvabhyām	sāyaṃyāvabhyaḥ
Genitive	sāyaṃyāvnaḥ	sāyaṃyāvnoḥ	sāyaṃyāvnām
Locative	sāyaṃyāvni sāyaṃyāvani	sāyaṃyāvnoḥ	sāyaṃyāvasu

Compound sāyaṃyāva -

Adverb -sāyaṃyāvam