Declension table of ?trivrata

Neuter	Singular	Dual	Plural
Nominative	trivratam	trivrate	trivratāni
Vocative	trivrata	trivrate	trivratāni
Accusative	trivratam	trivrate	trivratāni
Instrumental	trivratena	trivratābhyām	trivrataiḥ
Dative	trivratāya	trivratābhyām	trivratebhyaḥ
Ablative	trivratāt	trivratābhyām	trivratebhyaḥ
Genitive	trivratasya	trivratayoḥ	trivratānām
Locative	trivrate	trivratayoḥ	trivrateṣu

Compound trivrata -

Adverb -trivratam -trivratāt