Declension table of ?svadhāvan

Masculine	Singular	Dual	Plural
Nominative	svadhāvā	svadhāvānau	svadhāvānaḥ
Vocative	svadhāvan	svadhāvānau	svadhāvānaḥ
Accusative	svadhāvānam	svadhāvānau	svadhāvnaḥ
Instrumental	svadhāvnā	svadhāvabhyām	svadhāvabhiḥ
Dative	svadhāvne	svadhāvabhyām	svadhāvabhyaḥ
Ablative	svadhāvnaḥ	svadhāvabhyām	svadhāvabhyaḥ
Genitive	svadhāvnaḥ	svadhāvnoḥ	svadhāvnām
Locative	svadhāvni svadhāvani	svadhāvnoḥ	svadhāvasu

Compound svadhāva -

Adverb -svadhāvam