WordNet sense 1 (evergreen of tropical America having pulpy fruit containing saponin which was used as soap by native Americans):

jaboncillo, China tree, false dogwood, Sapindus saponaria

WordNet sense 2 (tree of northern India and China having purple blossoms and small inedible yellow fruits; naturalized in the southern United States as a shade tree):

azedarach, azederach, pride-of-India, Persian lilac, chinaberry tree, Melia azedarach, Melia azederach