Declension table of gambhīra

Neuter	Singular	Dual	Plural
Nominative	gambhīram	gambhīre	gambhīrāṇi
Vocative	gambhīra	gambhīre	gambhīrāṇi
Accusative	gambhīram	gambhīre	gambhīrāṇi
Instrumental	gambhīreṇa	gambhīrābhyām	gambhīraiḥ
Dative	gambhīrāya	gambhīrābhyām	gambhīrebhyaḥ
Ablative	gambhīrāt	gambhīrābhyām	gambhīrebhyaḥ
Genitive	gambhīrasya	gambhīrayoḥ	gambhīrāṇām
Locative	gambhīre	gambhīrayoḥ	gambhīreṣu

Compound gambhīra -

Adverb -gambhīram -gambhīrāt