Declension table of ?sūryakavaca

Neuter	Singular	Dual	Plural
Nominative	sūryakavacam	sūryakavace	sūryakavacāni
Vocative	sūryakavaca	sūryakavace	sūryakavacāni
Accusative	sūryakavacam	sūryakavace	sūryakavacāni
Instrumental	sūryakavacena	sūryakavacābhyām	sūryakavacaiḥ
Dative	sūryakavacāya	sūryakavacābhyām	sūryakavacebhyaḥ
Ablative	sūryakavacāt	sūryakavacābhyām	sūryakavacebhyaḥ
Genitive	sūryakavacasya	sūryakavacayoḥ	sūryakavacānām
Locative	sūryakavace	sūryakavacayoḥ	sūryakavaceṣu

Compound sūryakavaca -

Adverb -sūryakavacam -sūryakavacāt