Declension table of ?tatvañcāna

Neuter	Singular	Dual	Plural
Nominative	tatvañcānam	tatvañcāne	tatvañcānāni
Vocative	tatvañcāna	tatvañcāne	tatvañcānāni
Accusative	tatvañcānam	tatvañcāne	tatvañcānāni
Instrumental	tatvañcānena	tatvañcānābhyām	tatvañcānaiḥ
Dative	tatvañcānāya	tatvañcānābhyām	tatvañcānebhyaḥ
Ablative	tatvañcānāt	tatvañcānābhyām	tatvañcānebhyaḥ
Genitive	tatvañcānasya	tatvañcānayoḥ	tatvañcānānām
Locative	tatvañcāne	tatvañcānayoḥ	tatvañcāneṣu

Compound tatvañcāna -

Adverb -tatvañcānam -tatvañcānāt