Declension table of ?śaśvacāna

Neuter	Singular	Dual	Plural
Nominative	śaśvacānam	śaśvacāne	śaśvacānāni
Vocative	śaśvacāna	śaśvacāne	śaśvacānāni
Accusative	śaśvacānam	śaśvacāne	śaśvacānāni
Instrumental	śaśvacānena	śaśvacānābhyām	śaśvacānaiḥ
Dative	śaśvacānāya	śaśvacānābhyām	śaśvacānebhyaḥ
Ablative	śaśvacānāt	śaśvacānābhyām	śaśvacānebhyaḥ
Genitive	śaśvacānasya	śaśvacānayoḥ	śaśvacānānām
Locative	śaśvacāne	śaśvacānayoḥ	śaśvacāneṣu

Compound śaśvacāna -

Adverb -śaśvacānam -śaśvacānāt