Declension table of ?lumbini

Feminine	Singular	Dual	Plural
Nominative	lumbiniḥ	lumbinī	lumbinayaḥ
Vocative	lumbine	lumbinī	lumbinayaḥ
Accusative	lumbinim	lumbinī	lumbinīḥ
Instrumental	lumbinyā	lumbinibhyām	lumbinibhiḥ
Dative	lumbinyai lumbinaye	lumbinibhyām	lumbinibhyaḥ
Ablative	lumbinyāḥ lumbineḥ	lumbinibhyām	lumbinibhyaḥ
Genitive	lumbinyāḥ lumbineḥ	lumbinyoḥ	lumbinīnām
Locative	lumbinyām lumbinau	lumbinyoḥ	lumbiniṣu

Compound lumbini -

Adverb -lumbini