Declension table of ?kātyāyanatantra

Neuter	Singular	Dual	Plural
Nominative	kātyāyanatantram	kātyāyanatantre	kātyāyanatantrāṇi
Vocative	kātyāyanatantra	kātyāyanatantre	kātyāyanatantrāṇi
Accusative	kātyāyanatantram	kātyāyanatantre	kātyāyanatantrāṇi
Instrumental	kātyāyanatantreṇa	kātyāyanatantrābhyām	kātyāyanatantraiḥ
Dative	kātyāyanatantrāya	kātyāyanatantrābhyām	kātyāyanatantrebhyaḥ
Ablative	kātyāyanatantrāt	kātyāyanatantrābhyām	kātyāyanatantrebhyaḥ
Genitive	kātyāyanatantrasya	kātyāyanatantrayoḥ	kātyāyanatantrāṇām
Locative	kātyāyanatantre	kātyāyanatantrayoḥ	kātyāyanatantreṣu

Compound kātyāyanatantra -

Adverb -kātyāyanatantram -kātyāyanatantrāt