verb
To make distinctions
To discern
To provide an identification
To bestow honor upon
distinguish implies a recognizing or marking apart from others by special features or characteristic qualities to distinguish good from evil; discriminate suggests a distinguishing of minute or subtle differences between similar things to discriminate scents; differentiate suggests the noting or ascertaining of specific differences between things by comparing in detail their distinguishing qualities or features
See distinguish in Webster's New World Roget's A-Z Thesaurus II
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