Declension table of ?hayatattva

Neuter	Singular	Dual	Plural
Nominative	hayatattvam	hayatattve	hayatattvāni
Vocative	hayatattva	hayatattve	hayatattvāni
Accusative	hayatattvam	hayatattve	hayatattvāni
Instrumental	hayatattvena	hayatattvābhyām	hayatattvaiḥ
Dative	hayatattvāya	hayatattvābhyām	hayatattvebhyaḥ
Ablative	hayatattvāt	hayatattvābhyām	hayatattvebhyaḥ
Genitive	hayatattvasya	hayatattvayoḥ	hayatattvānām
Locative	hayatattve	hayatattvayoḥ	hayatattveṣu

Compound hayatattva -

Adverb -hayatattvam -hayatattvāt