Declension table of ?avadhika

Masculine	Singular	Dual	Plural
Nominative	avadhikaḥ	avadhikau	avadhikāḥ
Vocative	avadhika	avadhikau	avadhikāḥ
Accusative	avadhikam	avadhikau	avadhikān
Instrumental	avadhikena	avadhikābhyām	avadhikaiḥ avadhikebhiḥ
Dative	avadhikāya	avadhikābhyām	avadhikebhyaḥ
Ablative	avadhikāt	avadhikābhyām	avadhikebhyaḥ
Genitive	avadhikasya	avadhikayoḥ	avadhikānām
Locative	avadhike	avadhikayoḥ	avadhikeṣu

Compound avadhika -

Adverb -avadhikam -avadhikāt