Declension table of ?kātyāyaneśvara

Neuter	Singular	Dual	Plural
Nominative	kātyāyaneśvaram	kātyāyaneśvare	kātyāyaneśvarāṇi
Vocative	kātyāyaneśvara	kātyāyaneśvare	kātyāyaneśvarāṇi
Accusative	kātyāyaneśvaram	kātyāyaneśvare	kātyāyaneśvarāṇi
Instrumental	kātyāyaneśvareṇa	kātyāyaneśvarābhyām	kātyāyaneśvaraiḥ
Dative	kātyāyaneśvarāya	kātyāyaneśvarābhyām	kātyāyaneśvarebhyaḥ
Ablative	kātyāyaneśvarāt	kātyāyaneśvarābhyām	kātyāyaneśvarebhyaḥ
Genitive	kātyāyaneśvarasya	kātyāyaneśvarayoḥ	kātyāyaneśvarāṇām
Locative	kātyāyaneśvare	kātyāyaneśvarayoḥ	kātyāyaneśvareṣu

Compound kātyāyaneśvara -

Adverb -kātyāyaneśvaram -kātyāyaneśvarāt