Declension table of ?lusta

Neuter	Singular	Dual	Plural
Nominative	lustam	luste	lustāni
Vocative	lusta	luste	lustāni
Accusative	lustam	luste	lustāni
Instrumental	lustena	lustābhyām	lustaiḥ
Dative	lustāya	lustābhyām	lustebhyaḥ
Ablative	lustāt	lustābhyām	lustebhyaḥ
Genitive	lustasya	lustayoḥ	lustānām
Locative	luste	lustayoḥ	lusteṣu

Compound lusta -

Adverb -lustam -lustāt