cacuminal

形容词 cacuminal:

1. pronounced with the tip of the tongue turned back toward the hard palate
   同义词：retroflex

ca.cu.mi.nal

adj.（形容词）
Articulated with the tip of the tongue turned back and up toward the roof of the mouth; retroflex.
卷舌音的：舌尖在嘴中前后上下运动而发出清晰的声音；卷舌音的

来源：
From Latin cacômen cacômin- [summit, point]
源自 拉丁语 cacômen cacômin- [顶端，顶点]