Declension table of ?duṣpaca

Neuter	Singular	Dual	Plural
Nominative	duṣpacam	duṣpace	duṣpacāni
Vocative	duṣpaca	duṣpace	duṣpacāni
Accusative	duṣpacam	duṣpace	duṣpacāni
Instrumental	duṣpacena	duṣpacābhyām	duṣpacaiḥ
Dative	duṣpacāya	duṣpacābhyām	duṣpacebhyaḥ
Ablative	duṣpacāt	duṣpacābhyām	duṣpacebhyaḥ
Genitive	duṣpacasya	duṣpacayoḥ	duṣpacānām
Locative	duṣpace	duṣpacayoḥ	duṣpaceṣu

Compound duṣpaca -

Adverb -duṣpacam -duṣpacāt