Declension table of ?bṛhatka

Neuter	Singular	Dual	Plural
Nominative	bṛhatkam	bṛhatke	bṛhatkāni
Vocative	bṛhatka	bṛhatke	bṛhatkāni
Accusative	bṛhatkam	bṛhatke	bṛhatkāni
Instrumental	bṛhatkena	bṛhatkābhyām	bṛhatkaiḥ
Dative	bṛhatkāya	bṛhatkābhyām	bṛhatkebhyaḥ
Ablative	bṛhatkāt	bṛhatkābhyām	bṛhatkebhyaḥ
Genitive	bṛhatkasya	bṛhatkayoḥ	bṛhatkānām
Locative	bṛhatke	bṛhatkayoḥ	bṛhatkeṣu

Compound bṛhatka -

Adverb -bṛhatkam -bṛhatkāt