1) Assort 2) Class 3) Classify 4) Dichotomise 5) Separate 6) Sort 7) Sort out 8) To be divided into two 9) To exhibit as a half disk 1) Dichotomise 2) Sever 
• (v. t.) To cut into two parts; to part into two divisions; to divide into pairs; to bisect. • (v. t.) To exhibit as a half disk. See Dichotomy, 3. • (v. i.) To separate into two parts; to branch dichotomously; to become dichotomous.
Di·chot'o·mize transitive verb [ imperfect & past participle Dichotomized ; present participle & verbal noun Dichotomizing .] [ See Dichotomous .] 1. To cut into two parts; to part into two divisions; to divide into pairs...
[v] - divide into two opposing groups or kinds
dichotomise verb divide into two opposing groups or kinds