Declension table of tathya

Neuter	Singular	Dual	Plural
Nominative	tathyam	tathye	tathyāni
Vocative	tathya	tathye	tathyāni
Accusative	tathyam	tathye	tathyāni
Instrumental	tathyena	tathyābhyām	tathyaiḥ
Dative	tathyāya	tathyābhyām	tathyebhyaḥ
Ablative	tathyāt	tathyābhyām	tathyebhyaḥ
Genitive	tathyasya	tathyayoḥ	tathyānām
Locative	tathye	tathyayoḥ	tathyeṣu

Compound tathya -

Adverb -tathyam -tathyāt