nispero
/ˈniːspərəʊ/noun
Any of several trees resembling the medlar tree, or which produce fruits resembling the medlar; specifically (a) any of various tropical American trees of the genus Manilkara, especially the sapodilla, M. zapota; (b) the loquat or Japanese medlar, Eriobotrya japonica.
Origin
Mid 19th century; earliest use found in Harper's Magazine. From Spanish níspero medlar tree.