Declension table of ?pratikaśa

Neuter	Singular	Dual	Plural
Nominative	pratikaśam	pratikaśe	pratikaśāni
Vocative	pratikaśa	pratikaśe	pratikaśāni
Accusative	pratikaśam	pratikaśe	pratikaśāni
Instrumental	pratikaśena	pratikaśābhyām	pratikaśaiḥ
Dative	pratikaśāya	pratikaśābhyām	pratikaśebhyaḥ
Ablative	pratikaśāt	pratikaśābhyām	pratikaśebhyaḥ
Genitive	pratikaśasya	pratikaśayoḥ	pratikaśānām
Locative	pratikaśe	pratikaśayoḥ	pratikaśeṣu

Compound pratikaśa -

Adverb -pratikaśam -pratikaśāt