1) Contradistinguish 2) Demarcate 3) Differentiate 4) Distinguish 5) Individualise 6) Individualize 7) Secernate 8) Severalise 9) Severalize 10) Stratify 1) Differentiate 2) Discriminate 3) Distinguish 4) Identify 5) Mark as different 6) Place 7) Secernate 8) Separate 9) Severalise 10) Severalize 11) Tell 12) Tell apart 13) To discriminate, distinguish 14) To secrete 
to discriminate or distinguish; to secrete
• (v. t.) To separate; to distinguish. • (v. t.) To secrete; as, mucus secerned in the nose.
Se·cern' transitive verb [ imperfect & past participle Secerned ; present participle & verbal noun Secerning .] [ Latin secernere . See Secrete .] 1. To separate; to distinguish. « Averroes secerns a...
secern To identify or perceive something as separate.