Declension table of ?duravasthita

Masculine	Singular	Dual	Plural
Nominative	duravasthitaḥ	duravasthitau	duravasthitāḥ
Vocative	duravasthita	duravasthitau	duravasthitāḥ
Accusative	duravasthitam	duravasthitau	duravasthitān
Instrumental	duravasthitena	duravasthitābhyām	duravasthitaiḥ duravasthitebhiḥ
Dative	duravasthitāya	duravasthitābhyām	duravasthitebhyaḥ
Ablative	duravasthitāt	duravasthitābhyām	duravasthitebhyaḥ
Genitive	duravasthitasya	duravasthitayoḥ	duravasthitānām
Locative	duravasthite	duravasthitayoḥ	duravasthiteṣu

Compound duravasthita -

Adverb -duravasthitam -duravasthitāt