Declension table of ?āyattatva

Neuter	Singular	Dual	Plural
Nominative	āyattatvam	āyattatve	āyattatvāni
Vocative	āyattatva	āyattatve	āyattatvāni
Accusative	āyattatvam	āyattatve	āyattatvāni
Instrumental	āyattatvena	āyattatvābhyām	āyattatvaiḥ
Dative	āyattatvāya	āyattatvābhyām	āyattatvebhyaḥ
Ablative	āyattatvāt	āyattatvābhyām	āyattatvebhyaḥ
Genitive	āyattatvasya	āyattatvayoḥ	āyattatvānām
Locative	āyattatve	āyattatvayoḥ	āyattatveṣu

Compound āyattatva -

Adverb -āyattatvam -āyattatvāt