Declension table of ?kaśāya

Masculine	Singular	Dual	Plural
Nominative	kaśāyaḥ	kaśāyau	kaśāyāḥ
Vocative	kaśāya	kaśāyau	kaśāyāḥ
Accusative	kaśāyam	kaśāyau	kaśāyān
Instrumental	kaśāyena	kaśāyābhyām	kaśāyaiḥ kaśāyebhiḥ
Dative	kaśāyāya	kaśāyābhyām	kaśāyebhyaḥ
Ablative	kaśāyāt	kaśāyābhyām	kaśāyebhyaḥ
Genitive	kaśāyasya	kaśāyayoḥ	kaśāyānām
Locative	kaśāye	kaśāyayoḥ	kaśāyeṣu

Compound kaśāya -

Adverb -kaśāyam -kaśāyāt