Declension table of ?ṛtuparyaya

Masculine	Singular	Dual	Plural
Nominative	ṛtuparyayaḥ	ṛtuparyayau	ṛtuparyayāḥ
Vocative	ṛtuparyaya	ṛtuparyayau	ṛtuparyayāḥ
Accusative	ṛtuparyayam	ṛtuparyayau	ṛtuparyayān
Instrumental	ṛtuparyayeṇa	ṛtuparyayābhyām	ṛtuparyayaiḥ ṛtuparyayebhiḥ
Dative	ṛtuparyayāya	ṛtuparyayābhyām	ṛtuparyayebhyaḥ
Ablative	ṛtuparyayāt	ṛtuparyayābhyām	ṛtuparyayebhyaḥ
Genitive	ṛtuparyayasya	ṛtuparyayayoḥ	ṛtuparyayāṇām
Locative	ṛtuparyaye	ṛtuparyayayoḥ	ṛtuparyayeṣu

Compound ṛtuparyaya -

Adverb -ṛtuparyayam -ṛtuparyayāt