Declension table of ?rūpāyatana

Neuter	Singular	Dual	Plural
Nominative	rūpāyatanam	rūpāyatane	rūpāyatanāni
Vocative	rūpāyatana	rūpāyatane	rūpāyatanāni
Accusative	rūpāyatanam	rūpāyatane	rūpāyatanāni
Instrumental	rūpāyatanena	rūpāyatanābhyām	rūpāyatanaiḥ
Dative	rūpāyatanāya	rūpāyatanābhyām	rūpāyatanebhyaḥ
Ablative	rūpāyatanāt	rūpāyatanābhyām	rūpāyatanebhyaḥ
Genitive	rūpāyatanasya	rūpāyatanayoḥ	rūpāyatanānām
Locative	rūpāyatane	rūpāyatanayoḥ	rūpāyataneṣu

Compound rūpāyatana -

Adverb -rūpāyatanam -rūpāyatanāt