Declension table of ?pratyutthāyuka

Masculine	Singular	Dual	Plural
Nominative	pratyutthāyukaḥ	pratyutthāyukau	pratyutthāyukāḥ
Vocative	pratyutthāyuka	pratyutthāyukau	pratyutthāyukāḥ
Accusative	pratyutthāyukam	pratyutthāyukau	pratyutthāyukān
Instrumental	pratyutthāyukena	pratyutthāyukābhyām	pratyutthāyukaiḥ pratyutthāyukebhiḥ
Dative	pratyutthāyukāya	pratyutthāyukābhyām	pratyutthāyukebhyaḥ
Ablative	pratyutthāyukāt	pratyutthāyukābhyām	pratyutthāyukebhyaḥ
Genitive	pratyutthāyukasya	pratyutthāyukayoḥ	pratyutthāyukānām
Locative	pratyutthāyuke	pratyutthāyukayoḥ	pratyutthāyukeṣu

Compound pratyutthāyuka -

Adverb -pratyutthāyukam -pratyutthāyukāt