Declension table of ?tṛtīyika

Neuter	Singular	Dual	Plural
Nominative	tṛtīyikam	tṛtīyike	tṛtīyikāni
Vocative	tṛtīyika	tṛtīyike	tṛtīyikāni
Accusative	tṛtīyikam	tṛtīyike	tṛtīyikāni
Instrumental	tṛtīyikena	tṛtīyikābhyām	tṛtīyikaiḥ
Dative	tṛtīyikāya	tṛtīyikābhyām	tṛtīyikebhyaḥ
Ablative	tṛtīyikāt	tṛtīyikābhyām	tṛtīyikebhyaḥ
Genitive	tṛtīyikasya	tṛtīyikayoḥ	tṛtīyikānām
Locative	tṛtīyike	tṛtīyikayoḥ	tṛtīyikeṣu

Compound tṛtīyika -

Adverb -tṛtīyikam -tṛtīyikāt