Declension table of ṛta

Masculine	Singular	Dual	Plural
Nominative	ṛtaḥ	ṛtau	ṛtāḥ
Vocative	ṛta	ṛtau	ṛtāḥ
Accusative	ṛtam	ṛtau	ṛtān
Instrumental	ṛtena	ṛtābhyām	ṛtaiḥ ṛtebhiḥ
Dative	ṛtāya	ṛtābhyām	ṛtebhyaḥ
Ablative	ṛtāt	ṛtābhyām	ṛtebhyaḥ
Genitive	ṛtasya	ṛtayoḥ	ṛtānām
Locative	ṛte	ṛtayoḥ	ṛteṣu

Compound ṛta -

Adverb -ṛtam -ṛtāt