Declension table of ?pratyutthāyuka

Neuter	Singular	Dual	Plural
Nominative	pratyutthāyukam	pratyutthāyuke	pratyutthāyukāni
Vocative	pratyutthāyuka	pratyutthāyuke	pratyutthāyukāni
Accusative	pratyutthāyukam	pratyutthāyuke	pratyutthāyukāni
Instrumental	pratyutthāyukena	pratyutthāyukābhyām	pratyutthāyukaiḥ
Dative	pratyutthāyukāya	pratyutthāyukābhyām	pratyutthāyukebhyaḥ
Ablative	pratyutthāyukāt	pratyutthāyukābhyām	pratyutthāyukebhyaḥ
Genitive	pratyutthāyukasya	pratyutthāyukayoḥ	pratyutthāyukānām
Locative	pratyutthāyuke	pratyutthāyukayoḥ	pratyutthāyukeṣu

Compound pratyutthāyuka -

Adverb -pratyutthāyukam -pratyutthāyukāt