削尖

削尖	xiāo jiān	to sharpen
削	xiāo	to peel with a knife / to pare / to cut (a ball at tennis etc)
削	xuē	to pare / to reduce / to remove / Taiwan pr. [xue4]
尖	jiān	pointed; tapering; sharp / (of a sound) shrill; piercing / (of one's hearing, sight etc) sharp; acute; keen / to make (one's voice) shrill / sharp point; tip / the best of sth; the cream of the crop