Declension table of vivakṣu

Masculine	Singular	Dual	Plural
Nominative	vivakṣuḥ	vivakṣū	vivakṣavaḥ
Vocative	vivakṣo	vivakṣū	vivakṣavaḥ
Accusative	vivakṣum	vivakṣū	vivakṣūn
Instrumental	vivakṣuṇā	vivakṣubhyām	vivakṣubhiḥ
Dative	vivakṣave	vivakṣubhyām	vivakṣubhyaḥ
Ablative	vivakṣoḥ	vivakṣubhyām	vivakṣubhyaḥ
Genitive	vivakṣoḥ	vivakṣvoḥ	vivakṣūṇām
Locative	vivakṣau	vivakṣvoḥ	vivakṣuṣu

Compound vivakṣu -

Adverb -vivakṣu