DISTINGUISH

[verb] - to notice or understand the difference between two things, or to provide an unusual quality which makes something noticeably different from or better than others of the same typeHe's colour-blind and can't distinguish (the difference) between red and green easily. [I]I sometimes have difficulty distinguishing Spanish from Portuguese. [T]It's important to distinguish between business and pleasure. [I]It's not the beauty so much as the range of his voice that distinguishes him from other tenors. [T]You might distinguish yourself, esp. in a public situation, by doing something so well that you are admired or praised for it.He distinguished himself in British theatre at a very early age. [T]