Declension table of ?giriśikhara

Neuter	Singular	Dual	Plural
Nominative	giriśikharam	giriśikhare	giriśikharāṇi
Vocative	giriśikhara	giriśikhare	giriśikharāṇi
Accusative	giriśikharam	giriśikhare	giriśikharāṇi
Instrumental	giriśikhareṇa	giriśikharābhyām	giriśikharaiḥ
Dative	giriśikharāya	giriśikharābhyām	giriśikharebhyaḥ
Ablative	giriśikharāt	giriśikharābhyām	giriśikharebhyaḥ
Genitive	giriśikharasya	giriśikharayoḥ	giriśikharāṇām
Locative	giriśikhare	giriśikharayoḥ	giriśikhareṣu

Compound giriśikhara -

Adverb -giriśikharam -giriśikharāt