Declension table of ?taddvitīya

Neuter	Singular	Dual	Plural
Nominative	taddvitīyam	taddvitīye	taddvitīyāni
Vocative	taddvitīya	taddvitīye	taddvitīyāni
Accusative	taddvitīyam	taddvitīye	taddvitīyāni
Instrumental	taddvitīyena	taddvitīyābhyām	taddvitīyaiḥ
Dative	taddvitīyāya	taddvitīyābhyām	taddvitīyebhyaḥ
Ablative	taddvitīyāt	taddvitīyābhyām	taddvitīyebhyaḥ
Genitive	taddvitīyasya	taddvitīyayoḥ	taddvitīyānām
Locative	taddvitīye	taddvitīyayoḥ	taddvitīyeṣu

Compound taddvitīya -

Adverb -taddvitīyam -taddvitīyāt